Home / 65,644,472.40-98,470,909.80-25,254,956.40

Finding the Fourth Proportional to 65,644,472.40, 98,470,909.80 and 25,254,956.40

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Solution

The fourth proportional to 65,644,472.40, 98,470,909.80 and 25,254,956.40 is: 37,884,050.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,644,472.40 : 98,470,909.80 = 25,254,956.40 : x
  2. Step 2: Convert to fraction form
    65,644,472.40/98,470,909.80 = 25,254,956.40/x
  3. Step 3: Cross multiply
    65,644,472.40x = 98,470,909.80 × 25,254,956.40
  4. Step 4: Simplify right side
    65,644,472.40x = 2,486,878,533,667,332.50
  5. Step 5: Solve for x
    x = 2,486,878,533,667,332.50/65,644,472.40
  6. Step 6: Final answer
    x = 37,884,050.90

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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.