Home / 65,200,624.80-97,800,937.20-42,525,808.80

Finding the Fourth Proportional to 65,200,624.80, 97,800,937.20 and 42,525,808.80

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Solution

The fourth proportional to 65,200,624.80, 97,800,937.20 and 42,525,808.80 is: 63,788,713.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,200,624.80 : 97,800,937.20 = 42,525,808.80 : x
  2. Step 2: Convert to fraction form
    65,200,624.80/97,800,937.20 = 42,525,808.80/x
  3. Step 3: Cross multiply
    65,200,624.80x = 97,800,937.20 × 42,525,808.80
  4. Step 4: Simplify right side
    65,200,624.80x = 4,159,063,955,828,007
  5. Step 5: Solve for x
    x = 4,159,063,955,828,007/65,200,624.80
  6. Step 6: Final answer
    x = 63,788,713.20

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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.