Home / 745,872,002.20-1,118,808,003.30-591,683,253.40

Finding the Fourth Proportional to 745,872,002.20, 1,118,808,003.30 and 591,683,253.40

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Solution

The fourth proportional to 745,872,002.20, 1,118,808,003.30 and 591,683,253.40 is: 887,524,880.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,872,002.20 : 1,118,808,003.30 = 591,683,253.40 : x
  2. Step 2: Convert to fraction form
    745,872,002.20/1,118,808,003.30 = 591,683,253.40/x
  3. Step 3: Cross multiply
    745,872,002.20x = 1,118,808,003.30 × 591,683,253.40
  4. Step 4: Simplify right side
    745,872,002.20x = 661,979,959,322,501,888
  5. Step 5: Solve for x
    x = 661,979,959,322,501,888/745,872,002.20
  6. Step 6: Final answer
    x = 887,524,880.10

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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.