Home / 65,934,468.90-98,901,703.35-42,976,217.70

Finding the Fourth Proportional to 65,934,468.90, 98,901,703.35 and 42,976,217.70

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Solution

The fourth proportional to 65,934,468.90, 98,901,703.35 and 42,976,217.70 is: 64,464,326.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,934,468.90 : 98,901,703.35 = 42,976,217.70 : x
  2. Step 2: Convert to fraction form
    65,934,468.90/98,901,703.35 = 42,976,217.70/x
  3. Step 3: Cross multiply
    65,934,468.90x = 98,901,703.35 × 42,976,217.70
  4. Step 4: Simplify right side
    65,934,468.90x = 4,250,421,134,070,419.50
  5. Step 5: Solve for x
    x = 4,250,421,134,070,419.50/65,934,468.90
  6. Step 6: Final answer
    x = 64,464,326.55

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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.