Home / 115,301,062.04-172,953,597.72-42,480,359.24

Finding the Fourth Proportional to 115,301,062.04, 172,953,597.72 and 42,480,359.24

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Solution

The fourth proportional to 115,301,062.04, 172,953,597.72 and 42,480,359.24 is: 63,721,277.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,301,062.04 : 172,953,597.72 = 42,480,359.24 : x
  2. Step 2: Convert to fraction form
    115,301,062.04/172,953,597.72 = 42,480,359.24/x
  3. Step 3: Cross multiply
    115,301,062.04x = 172,953,597.72 × 42,480,359.24
  4. Step 4: Simplify right side
    115,301,062.04x = 7,347,130,962,996,045
  5. Step 5: Solve for x
    x = 7,347,130,962,996,045/115,301,062.04
  6. Step 6: Final answer
    x = 63,721,277.44

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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.