Home / 115,092,848.16-172,707,360.84-42,360,712.56

Finding the Fourth Proportional to 115,092,848.16, 172,707,360.84 and 42,360,712.56

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Solution

The fourth proportional to 115,092,848.16, 172,707,360.84 and 42,360,712.56 is: 63,566,129.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,092,848.16 : 172,707,360.84 = 42,360,712.56 : x
  2. Step 2: Convert to fraction form
    115,092,848.16/172,707,360.84 = 42,360,712.56/x
  3. Step 3: Cross multiply
    115,092,848.16x = 172,707,360.84 × 42,360,712.56
  4. Step 4: Simplify right side
    115,092,848.16x = 7,316,006,869,539,441
  5. Step 5: Solve for x
    x = 7,316,006,869,539,441/115,092,848.16
  6. Step 6: Final answer
    x = 63,566,129.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.