Home / 117,060,928.40-161,554,001.42-64,866,336.32

Finding the Fourth Proportional to 117,060,928.40, 161,554,001.42 and 64,866,336.32

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Solution

The fourth proportional to 117,060,928.40, 161,554,001.42 and 64,866,336.32 is: 89,521,041.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,060,928.40 : 161,554,001.42 = 64,866,336.32 : x
  2. Step 2: Convert to fraction form
    117,060,928.40/161,554,001.42 = 64,866,336.32/x
  3. Step 3: Cross multiply
    117,060,928.40x = 161,554,001.42 × 64,866,336.32
  4. Step 4: Simplify right side
    117,060,928.40x = 10,479,416,189,426,514
  5. Step 5: Solve for x
    x = 10,479,416,189,426,514/117,060,928.40
  6. Step 6: Final answer
    x = 89,521,041.16

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.