Home / 779,729,600.36-1,169,584,184.28-189,518,125.44

Finding the Fourth Proportional to 779,729,600.36, 1,169,584,184.28 and 189,518,125.44

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Solution

The fourth proportional to 779,729,600.36, 1,169,584,184.28 and 189,518,125.44 is: 284,274,705.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,729,600.36 : 1,169,584,184.28 = 189,518,125.44 : x
  2. Step 2: Convert to fraction form
    779,729,600.36/1,169,584,184.28 = 189,518,125.44/x
  3. Step 3: Cross multiply
    779,729,600.36x = 1,169,584,184.28 × 189,518,125.44
  4. Step 4: Simplify right side
    779,729,600.36x = 221,657,402,154,123,200
  5. Step 5: Solve for x
    x = 221,657,402,154,123,200/779,729,600.36
  6. Step 6: Final answer
    x = 284,274,705.04

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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.