Home / 242,514,986.10-363,772,479.15-69,997,427.70

Finding the Fourth Proportional to 242,514,986.10, 363,772,479.15 and 69,997,427.70

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Solution

The fourth proportional to 242,514,986.10, 363,772,479.15 and 69,997,427.70 is: 104,996,141.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,514,986.10 : 363,772,479.15 = 69,997,427.70 : x
  2. Step 2: Convert to fraction form
    242,514,986.10/363,772,479.15 = 69,997,427.70/x
  3. Step 3: Cross multiply
    242,514,986.10x = 363,772,479.15 × 69,997,427.70
  4. Step 4: Simplify right side
    242,514,986.10x = 25,463,137,808,551,880
  5. Step 5: Solve for x
    x = 25,463,137,808,551,880/242,514,986.10
  6. Step 6: Final answer
    x = 104,996,141.55

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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.