Home / 115,919,140.40-173,878,710.60-62,171,428.40

Finding the Fourth Proportional to 115,919,140.40, 173,878,710.60 and 62,171,428.40

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Solution

The fourth proportional to 115,919,140.40, 173,878,710.60 and 62,171,428.40 is: 93,257,142.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,919,140.40 : 173,878,710.60 = 62,171,428.40 : x
  2. Step 2: Convert to fraction form
    115,919,140.40/173,878,710.60 = 62,171,428.40/x
  3. Step 3: Cross multiply
    115,919,140.40x = 173,878,710.60 × 62,171,428.40
  4. Step 4: Simplify right side
    115,919,140.40x = 10,810,287,806,352,220
  5. Step 5: Solve for x
    x = 10,810,287,806,352,220/115,919,140.40
  6. Step 6: Final answer
    x = 93,257,142.60

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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.