Home / 139,968,591.30-209,952,886.95-96,130,613.70

Finding the Fourth Proportional to 139,968,591.30, 209,952,886.95 and 96,130,613.70

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Solution

The fourth proportional to 139,968,591.30, 209,952,886.95 and 96,130,613.70 is: 144,195,920.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,968,591.30 : 209,952,886.95 = 96,130,613.70 : x
  2. Step 2: Convert to fraction form
    139,968,591.30/209,952,886.95 = 96,130,613.70/x
  3. Step 3: Cross multiply
    139,968,591.30x = 209,952,886.95 × 96,130,613.70
  4. Step 4: Simplify right side
    139,968,591.30x = 20,182,899,870,590,220
  5. Step 5: Solve for x
    x = 20,182,899,870,590,220/139,968,591.30
  6. Step 6: Final answer
    x = 144,195,920.55

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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.