Home / 291,500,869.95-437,251,304.97-97,412,285.16

Finding the Fourth Proportional to 291,500,869.95, 437,251,304.97 and 97,412,285.16

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Solution

The fourth proportional to 291,500,869.95, 437,251,304.97 and 97,412,285.16 is: 146,118,427.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,500,869.95 : 437,251,304.97 = 97,412,285.16 : x
  2. Step 2: Convert to fraction form
    291,500,869.95/437,251,304.97 = 97,412,285.16/x
  3. Step 3: Cross multiply
    291,500,869.95x = 437,251,304.97 × 97,412,285.16
  4. Step 4: Simplify right side
    291,500,869.95x = 42,593,648,806,319,768
  5. Step 5: Solve for x
    x = 42,593,648,806,319,768/291,500,869.95
  6. Step 6: Final answer
    x = 146,118,427.76

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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.