Home / 634,120,913,220.18-875,115,676,174.12-373,709,612,822.54

Finding the Fourth Proportional to 634,120,913,220.18, 875,115,676,174.12 and 373,709,612,822.54

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Solution

The fourth proportional to 634,120,913,220.18, 875,115,676,174.12 and 373,709,612,822.54 is: 515,736,247,929.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,120,913,220.18 : 875,115,676,174.12 = 373,709,612,822.54 : x
  2. Step 2: Convert to fraction form
    634,120,913,220.18/875,115,676,174.12 = 373,709,612,822.54/x
  3. Step 3: Cross multiply
    634,120,913,220.18x = 875,115,676,174.12 × 373,709,612,822.54
  4. Step 4: Simplify right side
    634,120,913,220.18x = 327,039,140,517,965,687,947,264
  5. Step 5: Solve for x
    x = 327,039,140,517,965,687,947,264/634,120,913,220.18
  6. Step 6: Final answer
    x = 515,736,247,929.76

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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.