Home / 116,537,008.28-160,821,087.18-64,326,053.80

Finding the Fourth Proportional to 116,537,008.28, 160,821,087.18 and 64,326,053.80

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Solution

The fourth proportional to 116,537,008.28, 160,821,087.18 and 64,326,053.80 is: 88,769,962.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,537,008.28 : 160,821,087.18 = 64,326,053.80 : x
  2. Step 2: Convert to fraction form
    116,537,008.28/160,821,087.18 = 64,326,053.80/x
  3. Step 3: Cross multiply
    116,537,008.28x = 160,821,087.18 × 64,326,053.80
  4. Step 4: Simplify right side
    116,537,008.28x = 10,344,985,905,713,118
  5. Step 5: Solve for x
    x = 10,344,985,905,713,118/116,537,008.28
  6. Step 6: Final answer
    x = 88,769,962.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.