Home / 158,885,503.85-219,280,365.45-92,822,516.01

Finding the Fourth Proportional to 158,885,503.85, 219,280,365.45 and 92,822,516.01

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Solution

The fourth proportional to 158,885,503.85, 219,280,365.45 and 92,822,516.01 is: 128,105,804.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,885,503.85 : 219,280,365.45 = 92,822,516.01 : x
  2. Step 2: Convert to fraction form
    158,885,503.85/219,280,365.45 = 92,822,516.01/x
  3. Step 3: Cross multiply
    158,885,503.85x = 219,280,365.45 × 92,822,516.01
  4. Step 4: Simplify right side
    158,885,503.85x = 20,354,155,232,661,276
  5. Step 5: Solve for x
    x = 20,354,155,232,661,276/158,885,503.85
  6. Step 6: Final answer
    x = 128,105,804.12

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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.