Home / 706,123,730.52-1,059,423,959.34-312,596,277.30

Finding the Fourth Proportional to 706,123,730.52, 1,059,423,959.34 and 312,596,277.30

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Solution

The fourth proportional to 706,123,730.52, 1,059,423,959.34 and 312,596,277.30 is: 468,999,937.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,123,730.52 : 1,059,423,959.34 = 312,596,277.30 : x
  2. Step 2: Convert to fraction form
    706,123,730.52/1,059,423,959.34 = 312,596,277.30/x
  3. Step 3: Cross multiply
    706,123,730.52x = 1,059,423,959.34 × 312,596,277.30
  4. Step 4: Simplify right side
    706,123,730.52x = 331,171,985,772,110,592
  5. Step 5: Solve for x
    x = 331,171,985,772,110,592/706,123,730.52
  6. Step 6: Final answer
    x = 468,999,937.91

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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.