Home / 153,381,844.80-230,072,767.20-72,760,276.80

Finding the Fourth Proportional to 153,381,844.80, 230,072,767.20 and 72,760,276.80

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Solution

The fourth proportional to 153,381,844.80, 230,072,767.20 and 72,760,276.80 is: 109,140,415.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,381,844.80 : 230,072,767.20 = 72,760,276.80 : x
  2. Step 2: Convert to fraction form
    153,381,844.80/230,072,767.20 = 72,760,276.80/x
  3. Step 3: Cross multiply
    153,381,844.80x = 230,072,767.20 × 72,760,276.80
  4. Step 4: Simplify right side
    153,381,844.80x = 16,740,158,225,613,960
  5. Step 5: Solve for x
    x = 16,740,158,225,613,960/153,381,844.80
  6. Step 6: Final answer
    x = 109,140,415.20

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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.