Home / 1,178,069,545.60-1,767,087,729.60-531,836,252.80

Finding the Fourth Proportional to 1,178,069,545.60, 1,767,087,729.60 and 531,836,252.80

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Solution

The fourth proportional to 1,178,069,545.60, 1,767,087,729.60 and 531,836,252.80 is: 797,746,890.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,069,545.60 : 1,767,087,729.60 = 531,836,252.80 : x
  2. Step 2: Convert to fraction form
    1,178,069,545.60/1,767,087,729.60 = 531,836,252.80/x
  3. Step 3: Cross multiply
    1,178,069,545.60x = 1,767,087,729.60 × 531,836,252.80
  4. Step 4: Simplify right side
    1,178,069,545.60x = 939,801,316,479,323,648
  5. Step 5: Solve for x
    x = 939,801,316,479,323,648/1,178,069,545.60
  6. Step 6: Final answer
    x = 797,746,890.23

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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.