Home / 147,619,607.40-221,429,411.10-106,804,938.60

Finding the Fourth Proportional to 147,619,607.40, 221,429,411.10 and 106,804,938.60

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Solution

The fourth proportional to 147,619,607.40, 221,429,411.10 and 106,804,938.60 is: 160,207,407.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,619,607.40 : 221,429,411.10 = 106,804,938.60 : x
  2. Step 2: Convert to fraction form
    147,619,607.40/221,429,411.10 = 106,804,938.60/x
  3. Step 3: Cross multiply
    147,619,607.40x = 221,429,411.10 × 106,804,938.60
  4. Step 4: Simplify right side
    147,619,607.40x = 23,649,754,656,769,656
  5. Step 5: Solve for x
    x = 23,649,754,656,769,656/147,619,607.40
  6. Step 6: Final answer
    x = 160,207,407.90

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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.