Home / 146,754,929.40-220,158,966.15-73,788,080.10

Finding the Fourth Proportional to 146,754,929.40, 220,158,966.15 and 73,788,080.10

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Solution

The fourth proportional to 146,754,929.40, 220,158,966.15 and 73,788,080.10 is: 110,695,480.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,754,929.40 : 220,158,966.15 = 73,788,080.10 : x
  2. Step 2: Convert to fraction form
    146,754,929.40/220,158,966.15 = 73,788,080.10/x
  3. Step 3: Cross multiply
    146,754,929.40x = 220,158,966.15 × 73,788,080.10
  4. Step 4: Simplify right side
    146,754,929.40x = 16,245,107,429,009,388
  5. Step 5: Solve for x
    x = 16,245,107,429,009,388/146,754,929.40
  6. Step 6: Final answer
    x = 110,695,480.52

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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.