Home / 145,186,007.40-217,527,068.70-94,041,700.20

Finding the Fourth Proportional to 145,186,007.40, 217,527,068.70 and 94,041,700.20

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Solution

The fourth proportional to 145,186,007.40, 217,527,068.70 and 94,041,700.20 is: 140,899,359.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,186,007.40 : 217,527,068.70 = 94,041,700.20 : x
  2. Step 2: Convert to fraction form
    145,186,007.40/217,527,068.70 = 94,041,700.20/x
  3. Step 3: Cross multiply
    145,186,007.40x = 217,527,068.70 × 94,041,700.20
  4. Step 4: Simplify right side
    145,186,007.40x = 20,456,615,380,070,204
  5. Step 5: Solve for x
    x = 20,456,615,380,070,204/145,186,007.40
  6. Step 6: Final answer
    x = 140,899,359.01

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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.