Home / 1,379,098,717.27-1,903,196,421.66-752,607,498.58

Finding the Fourth Proportional to 1,379,098,717.27, 1,903,196,421.66 and 752,607,498.58

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Solution

The fourth proportional to 1,379,098,717.27, 1,903,196,421.66 and 752,607,498.58 is: 1,038,620,281.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,098,717.27 : 1,903,196,421.66 = 752,607,498.58 : x
  2. Step 2: Convert to fraction form
    1,379,098,717.27/1,903,196,421.66 = 752,607,498.58/x
  3. Step 3: Cross multiply
    1,379,098,717.27x = 1,903,196,421.66 × 752,607,498.58
  4. Step 4: Simplify right side
    1,379,098,717.27x = 1,432,359,898,211,939,584
  5. Step 5: Solve for x
    x = 1,432,359,898,211,939,584/1,379,098,717.27
  6. Step 6: Final answer
    x = 1,038,620,281.69

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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.