Home / 64,447,246.80-96,670,870.20-35,781,800.40

Finding the Fourth Proportional to 64,447,246.80, 96,670,870.20 and 35,781,800.40

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Solution

The fourth proportional to 64,447,246.80, 96,670,870.20 and 35,781,800.40 is: 53,672,700.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,447,246.80 : 96,670,870.20 = 35,781,800.40 : x
  2. Step 2: Convert to fraction form
    64,447,246.80/96,670,870.20 = 35,781,800.40/x
  3. Step 3: Cross multiply
    64,447,246.80x = 96,670,870.20 × 35,781,800.40
  4. Step 4: Simplify right side
    64,447,246.80x = 3,459,057,781,990,708
  5. Step 5: Solve for x
    x = 3,459,057,781,990,708/64,447,246.80
  6. Step 6: Final answer
    x = 53,672,700.60

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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.