Home / 1,194,290,096.20-1,648,127,981.42-665,687,598.04

Finding the Fourth Proportional to 1,194,290,096.20, 1,648,127,981.42 and 665,687,598.04

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Solution

The fourth proportional to 1,194,290,096.20, 1,648,127,981.42 and 665,687,598.04 is: 918,653,148.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,194,290,096.20 : 1,648,127,981.42 = 665,687,598.04 : x
  2. Step 2: Convert to fraction form
    1,194,290,096.20/1,648,127,981.42 = 665,687,598.04/x
  3. Step 3: Cross multiply
    1,194,290,096.20x = 1,648,127,981.42 × 665,687,598.04
  4. Step 4: Simplify right side
    1,194,290,096.20x = 1,097,138,357,213,993,600
  5. Step 5: Solve for x
    x = 1,097,138,357,213,993,600/1,194,290,096.20
  6. Step 6: Final answer
    x = 918,653,148.60

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.