Home / 98,324,807.40-147,487,211.10-67,713,805.80

Finding the Fourth Proportional to 98,324,807.40, 147,487,211.10 and 67,713,805.80

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Solution

The fourth proportional to 98,324,807.40, 147,487,211.10 and 67,713,805.80 is: 101,570,708.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,324,807.40 : 147,487,211.10 = 67,713,805.80 : x
  2. Step 2: Convert to fraction form
    98,324,807.40/147,487,211.10 = 67,713,805.80/x
  3. Step 3: Cross multiply
    98,324,807.40x = 147,487,211.10 × 67,713,805.80
  4. Step 4: Simplify right side
    98,324,807.40x = 9,986,920,370,409,004
  5. Step 5: Solve for x
    x = 9,986,920,370,409,004/98,324,807.40
  6. Step 6: Final answer
    x = 101,570,708.70

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1.5x scale

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.