Home / 66,502,601.10-99,753,901.65-48,221,030.70

Finding the Fourth Proportional to 66,502,601.10, 99,753,901.65 and 48,221,030.70

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Solution

The fourth proportional to 66,502,601.10, 99,753,901.65 and 48,221,030.70 is: 72,331,546.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,502,601.10 : 99,753,901.65 = 48,221,030.70 : x
  2. Step 2: Convert to fraction form
    66,502,601.10/99,753,901.65 = 48,221,030.70/x
  3. Step 3: Cross multiply
    66,502,601.10x = 99,753,901.65 × 48,221,030.70
  4. Step 4: Simplify right side
    66,502,601.10x = 4,810,235,953,909,431
  5. Step 5: Solve for x
    x = 4,810,235,953,909,431/66,502,601.10
  6. Step 6: Final answer
    x = 72,331,546.05

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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.