Home / 98,334,500.80-147,501,751.20-52,417,998.40

Finding the Fourth Proportional to 98,334,500.80, 147,501,751.20 and 52,417,998.40

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Solution

The fourth proportional to 98,334,500.80, 147,501,751.20 and 52,417,998.40 is: 78,626,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,334,500.80 : 147,501,751.20 = 52,417,998.40 : x
  2. Step 2: Convert to fraction form
    98,334,500.80/147,501,751.20 = 52,417,998.40/x
  3. Step 3: Cross multiply
    98,334,500.80x = 147,501,751.20 × 52,417,998.40
  4. Step 4: Simplify right side
    98,334,500.80x = 7,731,746,558,398,797
  5. Step 5: Solve for x
    x = 7,731,746,558,398,797/98,334,500.80
  6. Step 6: Final answer
    x = 78,626,997.60

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Similar ratio
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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.