Home / 142,430,044.68-213,638,646.96-59,397,605.64

Finding the Fourth Proportional to 142,430,044.68, 213,638,646.96 and 59,397,605.64

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Solution

The fourth proportional to 142,430,044.68, 213,638,646.96 and 59,397,605.64 is: 89,093,731.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,430,044.68 : 213,638,646.96 = 59,397,605.64 : x
  2. Step 2: Convert to fraction form
    142,430,044.68/213,638,646.96 = 59,397,605.64/x
  3. Step 3: Cross multiply
    142,430,044.68x = 213,638,646.96 × 59,397,605.64
  4. Step 4: Simplify right side
    142,430,044.68x = 12,689,624,101,593,266
  5. Step 5: Solve for x
    x = 12,689,624,101,593,266/142,430,044.68
  6. Step 6: Final answer
    x = 89,093,731.10

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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.