Home / 926,709,003.45-1,390,042,250.78-466,523,595.45

Finding the Fourth Proportional to 926,709,003.45, 1,390,042,250.78 and 466,523,595.45

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Solution

The fourth proportional to 926,709,003.45, 1,390,042,250.78 and 466,523,595.45 is: 699,774,693.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,709,003.45 : 1,390,042,250.78 = 466,523,595.45 : x
  2. Step 2: Convert to fraction form
    926,709,003.45/1,390,042,250.78 = 466,523,595.45/x
  3. Step 3: Cross multiply
    926,709,003.45x = 1,390,042,250.78 × 466,523,595.45
  4. Step 4: Simplify right side
    926,709,003.45x = 648,487,508,658,963,584
  5. Step 5: Solve for x
    x = 648,487,508,658,963,584/926,709,003.45
  6. Step 6: Final answer
    x = 699,774,693.29

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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.