Home / 1,374,985,214.34-1,897,525,428.72-772,262,051.46

Finding the Fourth Proportional to 1,374,985,214.34, 1,897,525,428.72 and 772,262,051.46

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Solution

The fourth proportional to 1,374,985,214.34, 1,897,525,428.72 and 772,262,051.46 is: 1,065,747,373.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,985,214.34 : 1,897,525,428.72 = 772,262,051.46 : x
  2. Step 2: Convert to fraction form
    1,374,985,214.34/1,897,525,428.72 = 772,262,051.46/x
  3. Step 3: Cross multiply
    1,374,985,214.34x = 1,897,525,428.72 × 772,262,051.46
  4. Step 4: Simplify right side
    1,374,985,214.34x = 1,465,386,880,280,823,296
  5. Step 5: Solve for x
    x = 1,465,386,880,280,823,296/1,374,985,214.34
  6. Step 6: Final answer
    x = 1,065,747,373.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.