Home / 949,872,001.20-1,424,808,001.80-734,615,732.40

Finding the Fourth Proportional to 949,872,001.20, 1,424,808,001.80 and 734,615,732.40

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Solution

The fourth proportional to 949,872,001.20, 1,424,808,001.80 and 734,615,732.40 is: 1,101,923,598.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,872,001.20 : 1,424,808,001.80 = 734,615,732.40 : x
  2. Step 2: Convert to fraction form
    949,872,001.20/1,424,808,001.80 = 734,615,732.40/x
  3. Step 3: Cross multiply
    949,872,001.20x = 1,424,808,001.80 × 734,615,732.40
  4. Step 4: Simplify right side
    949,872,001.20x = 1,046,686,373,771,687,424
  5. Step 5: Solve for x
    x = 1,046,686,373,771,687,424/949,872,001.20
  6. Step 6: Final answer
    x = 1,101,923,598.60

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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.