Home / 132,869,490.40-199,304,235.60-98,857,266.40

Finding the Fourth Proportional to 132,869,490.40, 199,304,235.60 and 98,857,266.40

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Solution

The fourth proportional to 132,869,490.40, 199,304,235.60 and 98,857,266.40 is: 148,285,899.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,869,490.40 : 199,304,235.60 = 98,857,266.40 : x
  2. Step 2: Convert to fraction form
    132,869,490.40/199,304,235.60 = 98,857,266.40/x
  3. Step 3: Cross multiply
    132,869,490.40x = 199,304,235.60 × 98,857,266.40
  4. Step 4: Simplify right side
    132,869,490.40x = 19,702,671,913,357,564
  5. Step 5: Solve for x
    x = 19,702,671,913,357,564/132,869,490.40
  6. Step 6: Final answer
    x = 148,285,899.60

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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.