Home / 64,152,420.80-96,228,631.20-63,585,550.40

Finding the Fourth Proportional to 64,152,420.80, 96,228,631.20 and 63,585,550.40

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Solution

The fourth proportional to 64,152,420.80, 96,228,631.20 and 63,585,550.40 is: 95,378,325.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,152,420.80 : 96,228,631.20 = 63,585,550.40 : x
  2. Step 2: Convert to fraction form
    64,152,420.80/96,228,631.20 = 63,585,550.40/x
  3. Step 3: Cross multiply
    64,152,420.80x = 96,228,631.20 × 63,585,550.40
  4. Step 4: Simplify right side
    64,152,420.80x = 6,118,750,479,090,613
  5. Step 5: Solve for x
    x = 6,118,750,479,090,613/64,152,420.80
  6. Step 6: Final answer
    x = 95,378,325.60

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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.