Home / 242,515,206.10-363,772,809.15-69,997,647.70

Finding the Fourth Proportional to 242,515,206.10, 363,772,809.15 and 69,997,647.70

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Solution

The fourth proportional to 242,515,206.10, 363,772,809.15 and 69,997,647.70 is: 104,996,471.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,515,206.10 : 363,772,809.15 = 69,997,647.70 : x
  2. Step 2: Convert to fraction form
    242,515,206.10/363,772,809.15 = 69,997,647.70/x
  3. Step 3: Cross multiply
    242,515,206.10x = 363,772,809.15 × 69,997,647.70
  4. Step 4: Simplify right side
    242,515,206.10x = 25,463,240,937,721,036
  5. Step 5: Solve for x
    x = 25,463,240,937,721,036/242,515,206.10
  6. Step 6: Final answer
    x = 104,996,471.55

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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.