Home / 676,707,686.28-933,856,606.98-383,352,254.28

Finding the Fourth Proportional to 676,707,686.28, 933,856,606.98 and 383,352,254.28

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Solution

The fourth proportional to 676,707,686.28, 933,856,606.98 and 383,352,254.28 is: 529,026,110.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,707,686.28 : 933,856,606.98 = 383,352,254.28 : x
  2. Step 2: Convert to fraction form
    676,707,686.28/933,856,606.98 = 383,352,254.28/x
  3. Step 3: Cross multiply
    676,707,686.28x = 933,856,606.98 × 383,352,254.28
  4. Step 4: Simplify right side
    676,707,686.28x = 357,996,035,460,054,976
  5. Step 5: Solve for x
    x = 357,996,035,460,054,976/676,707,686.28
  6. Step 6: Final answer
    x = 529,026,110.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.