Home / 98,173,655.20-147,260,482.80-83,057,111.20

Finding the Fourth Proportional to 98,173,655.20, 147,260,482.80 and 83,057,111.20

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Solution

The fourth proportional to 98,173,655.20, 147,260,482.80 and 83,057,111.20 is: 124,585,666.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,173,655.20 : 147,260,482.80 = 83,057,111.20 : x
  2. Step 2: Convert to fraction form
    98,173,655.20/147,260,482.80 = 83,057,111.20/x
  3. Step 3: Cross multiply
    98,173,655.20x = 147,260,482.80 × 83,057,111.20
  4. Step 4: Simplify right side
    98,173,655.20x = 12,231,030,295,285,288
  5. Step 5: Solve for x
    x = 12,231,030,295,285,288/98,173,655.20
  6. Step 6: Final answer
    x = 124,585,666.80

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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.