Home / 102,019,608.20-153,328,010.70-88,881,278.60

Finding the Fourth Proportional to 102,019,608.20, 153,328,010.70 and 88,881,278.60

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Solution

The fourth proportional to 102,019,608.20, 153,328,010.70 and 88,881,278.60 is: 133,582,062.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,019,608.20 : 153,328,010.70 = 88,881,278.60 : x
  2. Step 2: Convert to fraction form
    102,019,608.20/153,328,010.70 = 88,881,278.60/x
  3. Step 3: Cross multiply
    102,019,608.20x = 153,328,010.70 × 88,881,278.60
  4. Step 4: Simplify right side
    102,019,608.20x = 13,627,989,636,210,480
  5. Step 5: Solve for x
    x = 13,627,989,636,210,480/102,019,608.20
  6. Step 6: Final answer
    x = 133,582,062.08

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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.