Home / 97,805,722.40-146,582,612.40-74,973,442.40

Finding the Fourth Proportional to 97,805,722.40, 146,582,612.40 and 74,973,442.40

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Solution

The fourth proportional to 97,805,722.40, 146,582,612.40 and 74,973,442.40 is: 112,363,599.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,805,722.40 : 146,582,612.40 = 74,973,442.40 : x
  2. Step 2: Convert to fraction form
    97,805,722.40/146,582,612.40 = 74,973,442.40/x
  3. Step 3: Cross multiply
    97,805,722.40x = 146,582,612.40 × 74,973,442.40
  4. Step 4: Simplify right side
    97,805,722.40x = 10,989,803,047,612,928
  5. Step 5: Solve for x
    x = 10,989,803,047,612,928/97,805,722.40
  6. Step 6: Final answer
    x = 112,363,599.78

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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.