Home / 76,916,893,285.15-106,145,935,966.13-42,623,172,678.81

Finding the Fourth Proportional to 76,916,893,285.15, 106,145,935,966.13 and 42,623,172,678.81

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Solution

The fourth proportional to 76,916,893,285.15, 106,145,935,966.13 and 42,623,172,678.81 is: 58,820,323,658.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,916,893,285.15 : 106,145,935,966.13 = 42,623,172,678.81 : x
  2. Step 2: Convert to fraction form
    76,916,893,285.15/106,145,935,966.13 = 42,623,172,678.81/x
  3. Step 3: Cross multiply
    76,916,893,285.15x = 106,145,935,966.13 × 42,623,172,678.81
  4. Step 4: Simplify right side
    76,916,893,285.15x = 4,524,276,557,837,949,730,816
  5. Step 5: Solve for x
    x = 4,524,276,557,837,949,730,816/76,916,893,285.15
  6. Step 6: Final answer
    x = 58,820,323,658.49

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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.