Home / 42,858,725,644.87-59,148,349,902.43-25,712,221,104.43

Finding the Fourth Proportional to 42,858,725,644.87, 59,148,349,902.43 and 25,712,221,104.43

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Solution

The fourth proportional to 42,858,725,644.87, 59,148,349,902.43 and 25,712,221,104.43 is: 35,484,849,998.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,858,725,644.87 : 59,148,349,902.43 = 25,712,221,104.43 : x
  2. Step 2: Convert to fraction form
    42,858,725,644.87/59,148,349,902.43 = 25,712,221,104.43/x
  3. Step 3: Cross multiply
    42,858,725,644.87x = 59,148,349,902.43 × 25,712,221,104.43
  4. Step 4: Simplify right side
    42,858,725,644.87x = 1,520,835,450,653,470,883,840
  5. Step 5: Solve for x
    x = 1,520,835,450,653,470,883,840/42,858,725,644.87
  6. Step 6: Final answer
    x = 35,484,849,998.93

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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.