Home / 1,041,773,507.28-1,437,610,242.86-589,641,767.21

Finding the Fourth Proportional to 1,041,773,507.28, 1,437,610,242.86 and 589,641,767.21

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Solution

The fourth proportional to 1,041,773,507.28, 1,437,610,242.86 and 589,641,767.21 is: 813,684,585.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,773,507.28 : 1,437,610,242.86 = 589,641,767.21 : x
  2. Step 2: Convert to fraction form
    1,041,773,507.28/1,437,610,242.86 = 589,641,767.21/x
  3. Step 3: Cross multiply
    1,041,773,507.28x = 1,437,610,242.86 × 589,641,767.21
  4. Step 4: Simplify right side
    1,041,773,507.28x = 847,675,044,149,031,552
  5. Step 5: Solve for x
    x = 847,675,044,149,031,552/1,041,773,507.28
  6. Step 6: Final answer
    x = 813,684,585.21

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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.