Home / 147,506,867.80-221,260,301.70-132,894,208.60

Finding the Fourth Proportional to 147,506,867.80, 221,260,301.70 and 132,894,208.60

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Solution

The fourth proportional to 147,506,867.80, 221,260,301.70 and 132,894,208.60 is: 199,341,312.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,506,867.80 : 221,260,301.70 = 132,894,208.60 : x
  2. Step 2: Convert to fraction form
    147,506,867.80/221,260,301.70 = 132,894,208.60/x
  3. Step 3: Cross multiply
    147,506,867.80x = 221,260,301.70 × 132,894,208.60
  4. Step 4: Simplify right side
    147,506,867.80x = 29,404,212,689,018,732
  5. Step 5: Solve for x
    x = 29,404,212,689,018,732/147,506,867.80
  6. Step 6: Final answer
    x = 199,341,312.90

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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.