Home / 153,432,140.28-230,239,011.57-56,455,949.16

Finding the Fourth Proportional to 153,432,140.28, 230,239,011.57 and 56,455,949.16

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Solution

The fourth proportional to 153,432,140.28, 230,239,011.57 and 56,455,949.16 is: 84,717,334.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,432,140.28 : 230,239,011.57 = 56,455,949.16 : x
  2. Step 2: Convert to fraction form
    153,432,140.28/230,239,011.57 = 56,455,949.16/x
  3. Step 3: Cross multiply
    153,432,140.28x = 230,239,011.57 × 56,455,949.16
  4. Step 4: Simplify right side
    153,432,140.28x = 12,998,361,931,844,570
  5. Step 5: Solve for x
    x = 12,998,361,931,844,570/153,432,140.28
  6. Step 6: Final answer
    x = 84,717,334.37

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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.