Home / 123,822,013.60-185,733,020.40-70,074,301.60

Finding the Fourth Proportional to 123,822,013.60, 185,733,020.40 and 70,074,301.60

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Solution

The fourth proportional to 123,822,013.60, 185,733,020.40 and 70,074,301.60 is: 105,111,452.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,822,013.60 : 185,733,020.40 = 70,074,301.60 : x
  2. Step 2: Convert to fraction form
    123,822,013.60/185,733,020.40 = 70,074,301.60/x
  3. Step 3: Cross multiply
    123,822,013.60x = 185,733,020.40 × 70,074,301.60
  4. Step 4: Simplify right side
    123,822,013.60x = 13,015,111,688,588,552
  5. Step 5: Solve for x
    x = 13,015,111,688,588,552/123,822,013.60
  6. Step 6: Final answer
    x = 105,111,452.40

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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.