Home / 926,708,912.70-1,390,042,114.65-466,523,504.70

Finding the Fourth Proportional to 926,708,912.70, 1,390,042,114.65 and 466,523,504.70

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Solution

The fourth proportional to 926,708,912.70, 1,390,042,114.65 and 466,523,504.70 is: 699,774,557.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,708,912.70 : 1,390,042,114.65 = 466,523,504.70 : x
  2. Step 2: Convert to fraction form
    926,708,912.70/1,390,042,114.65 = 466,523,504.70/x
  3. Step 3: Cross multiply
    926,708,912.70x = 1,390,042,114.65 × 466,523,504.70
  4. Step 4: Simplify right side
    926,708,912.70x = 648,487,319,007,117,184
  5. Step 5: Solve for x
    x = 648,487,319,007,117,184/926,708,912.70
  6. Step 6: Final answer
    x = 699,774,557.17

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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.