Home / 157,356,385.52-236,016,421.26-42,331,888.40

Finding the Fourth Proportional to 157,356,385.52, 236,016,421.26 and 42,331,888.40

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Solution

The fourth proportional to 157,356,385.52, 236,016,421.26 and 42,331,888.40 is: 63,492,948.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,356,385.52 : 236,016,421.26 = 42,331,888.40 : x
  2. Step 2: Convert to fraction form
    157,356,385.52/236,016,421.26 = 42,331,888.40/x
  3. Step 3: Cross multiply
    157,356,385.52x = 236,016,421.26 × 42,331,888.40
  4. Step 4: Simplify right side
    157,356,385.52x = 9,991,020,805,345,706
  5. Step 5: Solve for x
    x = 9,991,020,805,345,706/157,356,385.52
  6. Step 6: Final answer
    x = 63,492,948.01

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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.