Home / 113,390,085.60-169,637,230.80-98,410,399.20

Finding the Fourth Proportional to 113,390,085.60, 169,637,230.80 and 98,410,399.20

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Solution

The fourth proportional to 113,390,085.60, 169,637,230.80 and 98,410,399.20 is: 147,226,871.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,390,085.60 : 169,637,230.80 = 98,410,399.20 : x
  2. Step 2: Convert to fraction form
    113,390,085.60/169,637,230.80 = 98,410,399.20/x
  3. Step 3: Cross multiply
    113,390,085.60x = 169,637,230.80 × 98,410,399.20
  4. Step 4: Simplify right side
    113,390,085.60x = 16,694,067,602,210,538
  5. Step 5: Solve for x
    x = 16,694,067,602,210,538/113,390,085.60
  6. Step 6: Final answer
    x = 147,226,871.85

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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.