Home / 240,779,981.52-332,278,075.08-130,771,694.52

Finding the Fourth Proportional to 240,779,981.52, 332,278,075.08 and 130,771,694.52

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Solution

The fourth proportional to 240,779,981.52, 332,278,075.08 and 130,771,694.52 is: 180,465,862.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,779,981.52 : 332,278,075.08 = 130,771,694.52 : x
  2. Step 2: Convert to fraction form
    240,779,981.52/332,278,075.08 = 130,771,694.52/x
  3. Step 3: Cross multiply
    240,779,981.52x = 332,278,075.08 × 130,771,694.52
  4. Step 4: Simplify right side
    240,779,981.52x = 43,452,566,930,055,384
  5. Step 5: Solve for x
    x = 43,452,566,930,055,384/240,779,981.52
  6. Step 6: Final answer
    x = 180,465,862.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.