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Finding the Fourth Proportional to 157,464,407.80, 235,771,458.90 and 157,464,407.80

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Solution

The fourth proportional to 157,464,407.80, 235,771,458.90 and 157,464,407.80 is: 235,771,458.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,407.80 : 235,771,458.90 = 157,464,407.80 : x
  2. Step 2: Convert to fraction form
    157,464,407.80/235,771,458.90 = 157,464,407.80/x
  3. Step 3: Cross multiply
    157,464,407.80x = 235,771,458.90 × 157,464,407.80
  4. Step 4: Simplify right side
    157,464,407.80x = 37,125,613,151,830,544
  5. Step 5: Solve for x
    x = 37,125,613,151,830,544/157,464,407.80
  6. Step 6: Final answer
    x = 235,771,458.90

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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.