Home / 904,766,157.68-1,248,678,399.32-547,730,655.66

Finding the Fourth Proportional to 904,766,157.68, 1,248,678,399.32 and 547,730,655.66

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Solution

The fourth proportional to 904,766,157.68, 1,248,678,399.32 and 547,730,655.66 is: 755,929,510.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,766,157.68 : 1,248,678,399.32 = 547,730,655.66 : x
  2. Step 2: Convert to fraction form
    904,766,157.68/1,248,678,399.32 = 547,730,655.66/x
  3. Step 3: Cross multiply
    904,766,157.68x = 1,248,678,399.32 × 547,730,655.66
  4. Step 4: Simplify right side
    904,766,157.68x = 683,939,438,368,022,784
  5. Step 5: Solve for x
    x = 683,939,438,368,022,784/904,766,157.68
  6. Step 6: Final answer
    x = 755,929,510.14

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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.