Home / 103,486,351.70-155,229,527.55-98,447,503.70

Finding the Fourth Proportional to 103,486,351.70, 155,229,527.55 and 98,447,503.70

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Solution

The fourth proportional to 103,486,351.70, 155,229,527.55 and 98,447,503.70 is: 147,671,255.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,486,351.70 : 155,229,527.55 = 98,447,503.70 : x
  2. Step 2: Convert to fraction form
    103,486,351.70/155,229,527.55 = 98,447,503.70/x
  3. Step 3: Cross multiply
    103,486,351.70x = 155,229,527.55 × 98,447,503.70
  4. Step 4: Simplify right side
    103,486,351.70x = 15,281,959,487,827,878
  5. Step 5: Solve for x
    x = 15,281,959,487,827,878/103,486,351.70
  6. Step 6: Final answer
    x = 147,671,255.55

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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.