Home / 88,953,901.20-133,517,139.48-42,928,162.74

Finding the Fourth Proportional to 88,953,901.20, 133,517,139.48 and 42,928,162.74

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Solution

The fourth proportional to 88,953,901.20, 133,517,139.48 and 42,928,162.74 is: 64,433,885.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,953,901.20 : 133,517,139.48 = 42,928,162.74 : x
  2. Step 2: Convert to fraction form
    88,953,901.20/133,517,139.48 = 42,928,162.74/x
  3. Step 3: Cross multiply
    88,953,901.20x = 133,517,139.48 × 42,928,162.74
  4. Step 4: Simplify right side
    88,953,901.20x = 5,731,645,492,176,719
  5. Step 5: Solve for x
    x = 5,731,645,492,176,719/88,953,901.20
  6. Step 6: Final answer
    x = 64,433,885.58

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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.