Home / 223,470,810.40-335,216,713.20-70,121,869.60

Finding the Fourth Proportional to 223,470,810.40, 335,216,713.20 and 70,121,869.60

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Solution

The fourth proportional to 223,470,810.40, 335,216,713.20 and 70,121,869.60 is: 105,186,098.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,470,810.40 : 335,216,713.20 = 70,121,869.60 : x
  2. Step 2: Convert to fraction form
    223,470,810.40/335,216,713.20 = 70,121,869.60/x
  3. Step 3: Cross multiply
    223,470,810.40x = 335,216,713.20 × 70,121,869.60
  4. Step 4: Simplify right side
    223,470,810.40x = 23,506,022,650,750,996
  5. Step 5: Solve for x
    x = 23,506,022,650,750,996/223,470,810.40
  6. Step 6: Final answer
    x = 105,186,098.39

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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.