Home / 30,192,502,405.80-45,288,753,608.70-10,317,831,320.10

Finding the Fourth Proportional to 30,192,502,405.80, 45,288,753,608.70 and 10,317,831,320.10

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Solution

The fourth proportional to 30,192,502,405.80, 45,288,753,608.70 and 10,317,831,320.10 is: 15,476,746,980.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,192,502,405.80 : 45,288,753,608.70 = 10,317,831,320.10 : x
  2. Step 2: Convert to fraction form
    30,192,502,405.80/45,288,753,608.70 = 10,317,831,320.10/x
  3. Step 3: Cross multiply
    30,192,502,405.80x = 45,288,753,608.70 × 10,317,831,320.10
  4. Step 4: Simplify right side
    30,192,502,405.80x = 467,281,720,432,136,749,056
  5. Step 5: Solve for x
    x = 467,281,720,432,136,749,056/30,192,502,405.80
  6. Step 6: Final answer
    x = 15,476,746,980.15

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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.