Home / 97,792,182.40-146,688,273.60-86,738,209.60

Finding the Fourth Proportional to 97,792,182.40, 146,688,273.60 and 86,738,209.60

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Solution

The fourth proportional to 97,792,182.40, 146,688,273.60 and 86,738,209.60 is: 130,107,314.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,792,182.40 : 146,688,273.60 = 86,738,209.60 : x
  2. Step 2: Convert to fraction form
    97,792,182.40/146,688,273.60 = 86,738,209.60/x
  3. Step 3: Cross multiply
    97,792,182.40x = 146,688,273.60 × 86,738,209.60
  4. Step 4: Simplify right side
    97,792,182.40x = 12,723,478,221,378,946
  5. Step 5: Solve for x
    x = 12,723,478,221,378,946/97,792,182.40
  6. Step 6: Final answer
    x = 130,107,314.40

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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.