Home / 1,158,730,167.68-1,598,998,956.32-656,972,706.32

Finding the Fourth Proportional to 1,158,730,167.68, 1,598,998,956.32 and 656,972,706.32

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Solution

The fourth proportional to 1,158,730,167.68, 1,598,998,956.32 and 656,972,706.32 is: 906,594,737.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,730,167.68 : 1,598,998,956.32 = 656,972,706.32 : x
  2. Step 2: Convert to fraction form
    1,158,730,167.68/1,598,998,956.32 = 656,972,706.32/x
  3. Step 3: Cross multiply
    1,158,730,167.68x = 1,598,998,956.32 × 656,972,706.32
  4. Step 4: Simplify right side
    1,158,730,167.68x = 1,050,498,671,736,405,888
  5. Step 5: Solve for x
    x = 1,050,498,671,736,405,888/1,158,730,167.68
  6. Step 6: Final answer
    x = 906,594,737.10

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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.