Home / 124,556,547.20-186,834,820.80-123,839,101.85

Finding the Fourth Proportional to 124,556,547.20, 186,834,820.80 and 123,839,101.85

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Solution

The fourth proportional to 124,556,547.20, 186,834,820.80 and 123,839,101.85 is: 185,758,652.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,556,547.20 : 186,834,820.80 = 123,839,101.85 : x
  2. Step 2: Convert to fraction form
    124,556,547.20/186,834,820.80 = 123,839,101.85/x
  3. Step 3: Cross multiply
    124,556,547.20x = 186,834,820.80 × 123,839,101.85
  4. Step 4: Simplify right side
    124,556,547.20x = 23,137,456,402,177,700
  5. Step 5: Solve for x
    x = 23,137,456,402,177,700/124,556,547.20
  6. Step 6: Final answer
    x = 185,758,652.78

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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.