Home / 195,634,980.40-293,443,139.40-66,229,898.80

Finding the Fourth Proportional to 195,634,980.40, 293,443,139.40 and 66,229,898.80

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Solution

The fourth proportional to 195,634,980.40, 293,443,139.40 and 66,229,898.80 is: 99,341,689.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,634,980.40 : 293,443,139.40 = 66,229,898.80 : x
  2. Step 2: Convert to fraction form
    195,634,980.40/293,443,139.40 = 66,229,898.80/x
  3. Step 3: Cross multiply
    195,634,980.40x = 293,443,139.40 × 66,229,898.80
  4. Step 4: Simplify right side
    195,634,980.40x = 19,434,709,426,016,292
  5. Step 5: Solve for x
    x = 19,434,709,426,016,292/195,634,980.40
  6. Step 6: Final answer
    x = 99,341,689.23

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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.