Home / 97,758,411.30-146,794,288.95-77,730,200.10

Finding the Fourth Proportional to 97,758,411.30, 146,794,288.95 and 77,730,200.10

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Solution

The fourth proportional to 97,758,411.30, 146,794,288.95 and 77,730,200.10 is: 116,719,874.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,758,411.30 : 146,794,288.95 = 77,730,200.10 : x
  2. Step 2: Convert to fraction form
    97,758,411.30/146,794,288.95 = 77,730,200.10/x
  3. Step 3: Cross multiply
    97,758,411.30x = 146,794,288.95 × 77,730,200.10
  4. Step 4: Simplify right side
    97,758,411.30x = 11,410,349,453,620,718
  5. Step 5: Solve for x
    x = 11,410,349,453,620,718/97,758,411.30
  6. Step 6: Final answer
    x = 116,719,874.04

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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.