Home / 97,805,724.40-146,582,615.40-74,973,444.40

Finding the Fourth Proportional to 97,805,724.40, 146,582,615.40 and 74,973,444.40

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Solution

The fourth proportional to 97,805,724.40, 146,582,615.40 and 74,973,444.40 is: 112,363,602.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,805,724.40 : 146,582,615.40 = 74,973,444.40 : x
  2. Step 2: Convert to fraction form
    97,805,724.40/146,582,615.40 = 74,973,444.40/x
  3. Step 3: Cross multiply
    97,805,724.40x = 146,582,615.40 × 74,973,444.40
  4. Step 4: Simplify right side
    97,805,724.40x = 10,989,803,565,698,486
  5. Step 5: Solve for x
    x = 10,989,803,565,698,486/97,805,724.40
  6. Step 6: Final answer
    x = 112,363,602.78

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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.