Home / 97,805,981.40-146,708,972.10-65,557,354.20

Finding the Fourth Proportional to 97,805,981.40, 146,708,972.10 and 65,557,354.20

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Solution

The fourth proportional to 97,805,981.40, 146,708,972.10 and 65,557,354.20 is: 98,336,031.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,805,981.40 : 146,708,972.10 = 65,557,354.20 : x
  2. Step 2: Convert to fraction form
    97,805,981.40/146,708,972.10 = 65,557,354.20/x
  3. Step 3: Cross multiply
    97,805,981.40x = 146,708,972.10 × 65,557,354.20
  4. Step 4: Simplify right side
    97,805,981.40x = 9,617,852,048,277,618
  5. Step 5: Solve for x
    x = 9,617,852,048,277,618/97,805,981.40
  6. Step 6: Final answer
    x = 98,336,031.30

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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.