Home / 897,088,438.71-1,345,627,011.50-482,760,427.58

Finding the Fourth Proportional to 897,088,438.71, 1,345,627,011.50 and 482,760,427.58

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Solution

The fourth proportional to 897,088,438.71, 1,345,627,011.50 and 482,760,427.58 is: 724,137,602.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,088,438.71 : 1,345,627,011.50 = 482,760,427.58 : x
  2. Step 2: Convert to fraction form
    897,088,438.71/1,345,627,011.50 = 482,760,427.58/x
  3. Step 3: Cross multiply
    897,088,438.71x = 1,345,627,011.50 × 482,760,427.58
  4. Step 4: Simplify right side
    897,088,438.71x = 649,615,471,435,379,712
  5. Step 5: Solve for x
    x = 649,615,471,435,379,712/897,088,438.71
  6. Step 6: Final answer
    x = 724,137,602.72

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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.