Home / 83,037,762.30-124,556,643.45-82,559,465.40

Finding the Fourth Proportional to 83,037,762.30, 124,556,643.45 and 82,559,465.40

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Solution

The fourth proportional to 83,037,762.30, 124,556,643.45 and 82,559,465.40 is: 123,839,198.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,037,762.30 : 124,556,643.45 = 82,559,465.40 : x
  2. Step 2: Convert to fraction form
    83,037,762.30/124,556,643.45 = 82,559,465.40/x
  3. Step 3: Cross multiply
    83,037,762.30x = 124,556,643.45 × 82,559,465.40
  4. Step 4: Simplify right side
    83,037,762.30x = 10,283,329,895,250,412
  5. Step 5: Solve for x
    x = 10,283,329,895,250,412/83,037,762.30
  6. Step 6: Final answer
    x = 123,839,198.10

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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.