Home / 153,489,406.30-230,209,382.66-42,827,938.94

Finding the Fourth Proportional to 153,489,406.30, 230,209,382.66 and 42,827,938.94

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Solution

The fourth proportional to 153,489,406.30, 230,209,382.66 and 42,827,938.94 is: 64,235,008.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,489,406.30 : 230,209,382.66 = 42,827,938.94 : x
  2. Step 2: Convert to fraction form
    153,489,406.30/230,209,382.66 = 42,827,938.94/x
  3. Step 3: Cross multiply
    153,489,406.30x = 230,209,382.66 × 42,827,938.94
  4. Step 4: Simplify right side
    153,489,406.30x = 9,859,393,384,338,960
  5. Step 5: Solve for x
    x = 9,859,393,384,338,960/153,489,406.30
  6. Step 6: Final answer
    x = 64,235,008.93

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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.