Home / 83,473,045.67-125,209,572.40-57,185,960.15

Finding the Fourth Proportional to 83,473,045.67, 125,209,572.40 and 57,185,960.15

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Solution

The fourth proportional to 83,473,045.67, 125,209,572.40 and 57,185,960.15 is: 85,778,942.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,473,045.67 : 125,209,572.40 = 57,185,960.15 : x
  2. Step 2: Convert to fraction form
    83,473,045.67/125,209,572.40 = 57,185,960.15/x
  3. Step 3: Cross multiply
    83,473,045.67x = 125,209,572.40 × 57,185,960.15
  4. Step 4: Simplify right side
    83,473,045.67x = 7,160,229,617,038,893
  5. Step 5: Solve for x
    x = 7,160,229,617,038,893/83,473,045.67
  6. Step 6: Final answer
    x = 85,778,942.89

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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.