Home / 86,697,337.80-130,046,006.70-35,616,016.20

Finding the Fourth Proportional to 86,697,337.80, 130,046,006.70 and 35,616,016.20

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Solution

The fourth proportional to 86,697,337.80, 130,046,006.70 and 35,616,016.20 is: 53,424,024.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,697,337.80 : 130,046,006.70 = 35,616,016.20 : x
  2. Step 2: Convert to fraction form
    86,697,337.80/130,046,006.70 = 35,616,016.20/x
  3. Step 3: Cross multiply
    86,697,337.80x = 130,046,006.70 × 35,616,016.20
  4. Step 4: Simplify right side
    86,697,337.80x = 4,631,720,681,372,509
  5. Step 5: Solve for x
    x = 4,631,720,681,372,509/86,697,337.80
  6. Step 6: Final answer
    x = 53,424,024.30

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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.