Home / 145,800,427.90-218,732,134.65-43,574,799.10

Finding the Fourth Proportional to 145,800,427.90, 218,732,134.65 and 43,574,799.10

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Solution

The fourth proportional to 145,800,427.90, 218,732,134.65 and 43,574,799.10 is: 65,371,610.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,800,427.90 : 218,732,134.65 = 43,574,799.10 : x
  2. Step 2: Convert to fraction form
    145,800,427.90/218,732,134.65 = 43,574,799.10/x
  3. Step 3: Cross multiply
    145,800,427.90x = 218,732,134.65 × 43,574,799.10
  4. Step 4: Simplify right side
    145,800,427.90x = 9,531,208,824,087,900
  5. Step 5: Solve for x
    x = 9,531,208,824,087,900/145,800,427.90
  6. Step 6: Final answer
    x = 65,371,610.78

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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.