Home / 762,429,998.32-1,052,570,886.17-533,636,908.34

Finding the Fourth Proportional to 762,429,998.32, 1,052,570,886.17 and 533,636,908.34

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Solution

The fourth proportional to 762,429,998.32, 1,052,570,886.17 and 533,636,908.34 is: 736,711,140.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,429,998.32 : 1,052,570,886.17 = 533,636,908.34 : x
  2. Step 2: Convert to fraction form
    762,429,998.32/1,052,570,886.17 = 533,636,908.34/x
  3. Step 3: Cross multiply
    762,429,998.32x = 1,052,570,886.17 × 533,636,908.34
  4. Step 4: Simplify right side
    762,429,998.32x = 561,690,673,508,403,968
  5. Step 5: Solve for x
    x = 561,690,673,508,403,968/762,429,998.32
  6. Step 6: Final answer
    x = 736,711,140.37

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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.