Home / 189,875,901.32-284,856,804.69-60,490,881.80

Finding the Fourth Proportional to 189,875,901.32, 284,856,804.69 and 60,490,881.80

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Solution

The fourth proportional to 189,875,901.32, 284,856,804.69 and 60,490,881.80 is: 90,750,006.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,875,901.32 : 284,856,804.69 = 60,490,881.80 : x
  2. Step 2: Convert to fraction form
    189,875,901.32/284,856,804.69 = 60,490,881.80/x
  3. Step 3: Cross multiply
    189,875,901.32x = 284,856,804.69 × 60,490,881.80
  4. Step 4: Simplify right side
    189,875,901.32x = 17,231,239,302,428,474
  5. Step 5: Solve for x
    x = 17,231,239,302,428,474/189,875,901.32
  6. Step 6: Final answer
    x = 90,750,006.62

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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.