Home / 73,119,929.41-100,846,665.70-64,280,480.76

Finding the Fourth Proportional to 73,119,929.41, 100,846,665.70 and 64,280,480.76

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Solution

The fourth proportional to 73,119,929.41, 100,846,665.70 and 64,280,480.76 is: 88,655,339.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,119,929.41 : 100,846,665.70 = 64,280,480.76 : x
  2. Step 2: Convert to fraction form
    73,119,929.41/100,846,665.70 = 64,280,480.76/x
  3. Step 3: Cross multiply
    73,119,929.41x = 100,846,665.70 × 64,280,480.76
  4. Step 4: Simplify right side
    73,119,929.41x = 6,482,472,154,078,301
  5. Step 5: Solve for x
    x = 6,482,472,154,078,301/73,119,929.41
  6. Step 6: Final answer
    x = 88,655,339.33

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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.