Home / 474,090,380.73-714,688,975.28-442,487,355.93

Finding the Fourth Proportional to 474,090,380.73, 714,688,975.28 and 442,487,355.93

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Solution

The fourth proportional to 474,090,380.73, 714,688,975.28 and 442,487,355.93 is: 667,047,566.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,090,380.73 : 714,688,975.28 = 442,487,355.93 : x
  2. Step 2: Convert to fraction form
    474,090,380.73/714,688,975.28 = 442,487,355.93/x
  3. Step 3: Cross multiply
    474,090,380.73x = 714,688,975.28 × 442,487,355.93
  4. Step 4: Simplify right side
    474,090,380.73x = 316,240,834,985,074,560
  5. Step 5: Solve for x
    x = 316,240,834,985,074,560/474,090,380.73
  6. Step 6: Final answer
    x = 667,047,566.96

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.