Home / 70,948,598.10-106,422,897.15-70,470,301.20

Finding the Fourth Proportional to 70,948,598.10, 106,422,897.15 and 70,470,301.20

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Solution

The fourth proportional to 70,948,598.10, 106,422,897.15 and 70,470,301.20 is: 105,705,451.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,948,598.10 : 106,422,897.15 = 70,470,301.20 : x
  2. Step 2: Convert to fraction form
    70,948,598.10/106,422,897.15 = 70,470,301.20/x
  3. Step 3: Cross multiply
    70,948,598.10x = 106,422,897.15 × 70,470,301.20
  4. Step 4: Simplify right side
    70,948,598.10x = 7,499,653,616,737,122
  5. Step 5: Solve for x
    x = 7,499,653,616,737,122/70,948,598.10
  6. Step 6: Final answer
    x = 105,705,451.80

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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.