Home / 157,469,547.60-236,204,321.40-42,465,715.20

Finding the Fourth Proportional to 157,469,547.60, 236,204,321.40 and 42,465,715.20

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Solution

The fourth proportional to 157,469,547.60, 236,204,321.40 and 42,465,715.20 is: 63,698,572.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,469,547.60 : 236,204,321.40 = 42,465,715.20 : x
  2. Step 2: Convert to fraction form
    157,469,547.60/236,204,321.40 = 42,465,715.20/x
  3. Step 3: Cross multiply
    157,469,547.60x = 236,204,321.40 × 42,465,715.20
  4. Step 4: Simplify right side
    157,469,547.60x = 10,030,585,441,581,666
  5. Step 5: Solve for x
    x = 10,030,585,441,581,666/157,469,547.60
  6. Step 6: Final answer
    x = 63,698,572.80

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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.