Home / 271,380,459,436.90-407,070,689,155.35-247,871,210,208.10

Finding the Fourth Proportional to 271,380,459,436.90, 407,070,689,155.35 and 247,871,210,208.10

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Solution

The fourth proportional to 271,380,459,436.90, 407,070,689,155.35 and 247,871,210,208.10 is: 371,806,815,312.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,380,459,436.90 : 407,070,689,155.35 = 247,871,210,208.10 : x
  2. Step 2: Convert to fraction form
    271,380,459,436.90/407,070,689,155.35 = 247,871,210,208.10/x
  3. Step 3: Cross multiply
    271,380,459,436.90x = 407,070,689,155.35 × 247,871,210,208.10
  4. Step 4: Simplify right side
    271,380,459,436.90x = 100,901,104,361,181,884,186,624
  5. Step 5: Solve for x
    x = 100,901,104,361,181,884,186,624/271,380,459,436.90
  6. Step 6: Final answer
    x = 371,806,815,312.15

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.