Home / 140,225,947.47-210,343,206.24-48,108,393.32

Finding the Fourth Proportional to 140,225,947.47, 210,343,206.24 and 48,108,393.32

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Solution

The fourth proportional to 140,225,947.47, 210,343,206.24 and 48,108,393.32 is: 72,164,060.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,225,947.47 : 210,343,206.24 = 48,108,393.32 : x
  2. Step 2: Convert to fraction form
    140,225,947.47/210,343,206.24 = 48,108,393.32/x
  3. Step 3: Cross multiply
    140,225,947.47x = 210,343,206.24 × 48,108,393.32
  4. Step 4: Simplify right side
    140,225,947.47x = 10,119,273,696,932,082
  5. Step 5: Solve for x
    x = 10,119,273,696,932,082/140,225,947.47
  6. Step 6: Final answer
    x = 72,164,060.07

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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.