Home / 157,012,005.04-235,553,134.04-47,845,719.88

Finding the Fourth Proportional to 157,012,005.04, 235,553,134.04 and 47,845,719.88

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Solution

The fourth proportional to 157,012,005.04, 235,553,134.04 and 47,845,719.88 is: 71,779,283.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,012,005.04 : 235,553,134.04 = 47,845,719.88 : x
  2. Step 2: Convert to fraction form
    157,012,005.04/235,553,134.04 = 47,845,719.88/x
  3. Step 3: Cross multiply
    157,012,005.04x = 235,553,134.04 × 47,845,719.88
  4. Step 4: Simplify right side
    157,012,005.04x = 11,270,209,266,716,938
  5. Step 5: Solve for x
    x = 11,270,209,266,716,938/157,012,005.04
  6. Step 6: Final answer
    x = 71,779,283.78

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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.