Home / 926,708,987.70-1,390,042,227.15-466,523,579.70

Finding the Fourth Proportional to 926,708,987.70, 1,390,042,227.15 and 466,523,579.70

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Solution

The fourth proportional to 926,708,987.70, 1,390,042,227.15 and 466,523,579.70 is: 699,774,669.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,708,987.70 : 1,390,042,227.15 = 466,523,579.70 : x
  2. Step 2: Convert to fraction form
    926,708,987.70/1,390,042,227.15 = 466,523,579.70/x
  3. Step 3: Cross multiply
    926,708,987.70x = 1,390,042,227.15 × 466,523,579.70
  4. Step 4: Simplify right side
    926,708,987.70x = 648,487,475,744,178,560
  5. Step 5: Solve for x
    x = 648,487,475,744,178,560/926,708,987.70
  6. Step 6: Final answer
    x = 699,774,669.67

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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.