Home / 96,772,177.85-145,158,266.78-86,918,430.65

Finding the Fourth Proportional to 96,772,177.85, 145,158,266.78 and 86,918,430.65

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Solution

The fourth proportional to 96,772,177.85, 145,158,266.78 and 86,918,430.65 is: 130,377,645.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,772,177.85 : 145,158,266.78 = 86,918,430.65 : x
  2. Step 2: Convert to fraction form
    96,772,177.85/145,158,266.78 = 86,918,430.65/x
  3. Step 3: Cross multiply
    96,772,177.85x = 145,158,266.78 × 86,918,430.65
  4. Step 4: Simplify right side
    96,772,177.85x = 12,616,928,743,957,038
  5. Step 5: Solve for x
    x = 12,616,928,743,957,038/96,772,177.85
  6. Step 6: Final answer
    x = 130,377,645.98

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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.