Home / 65,178,078.30-97,767,117.45-64,170,308.70

Finding the Fourth Proportional to 65,178,078.30, 97,767,117.45 and 64,170,308.70

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Solution

The fourth proportional to 65,178,078.30, 97,767,117.45 and 64,170,308.70 is: 96,255,463.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,178,078.30 : 97,767,117.45 = 64,170,308.70 : x
  2. Step 2: Convert to fraction form
    65,178,078.30/97,767,117.45 = 64,170,308.70/x
  3. Step 3: Cross multiply
    65,178,078.30x = 97,767,117.45 × 64,170,308.70
  4. Step 4: Simplify right side
    65,178,078.30x = 6,273,746,107,475,657
  5. Step 5: Solve for x
    x = 6,273,746,107,475,657/65,178,078.30
  6. Step 6: Final answer
    x = 96,255,463.05

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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.