Home / 173,506,144.16-260,302,292.02-86,108,678.80

Finding the Fourth Proportional to 173,506,144.16, 260,302,292.02 and 86,108,678.80

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Solution

The fourth proportional to 173,506,144.16, 260,302,292.02 and 86,108,678.80 is: 129,184,396.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,506,144.16 : 260,302,292.02 = 86,108,678.80 : x
  2. Step 2: Convert to fraction form
    173,506,144.16/260,302,292.02 = 86,108,678.80/x
  3. Step 3: Cross multiply
    173,506,144.16x = 260,302,292.02 × 86,108,678.80
  4. Step 4: Simplify right side
    173,506,144.16x = 22,414,286,454,402,204
  5. Step 5: Solve for x
    x = 22,414,286,454,402,204/173,506,144.16
  6. Step 6: Final answer
    x = 129,184,396.11

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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.