Home / 261,601,547.08-361,010,476.92-142,523,547.52

Finding the Fourth Proportional to 261,601,547.08, 361,010,476.92 and 142,523,547.52

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Solution

The fourth proportional to 261,601,547.08, 361,010,476.92 and 142,523,547.52 is: 196,682,681.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,601,547.08 : 361,010,476.92 = 142,523,547.52 : x
  2. Step 2: Convert to fraction form
    261,601,547.08/361,010,476.92 = 142,523,547.52/x
  3. Step 3: Cross multiply
    261,601,547.08x = 361,010,476.92 × 142,523,547.52
  4. Step 4: Simplify right side
    261,601,547.08x = 51,452,493,862,525,488
  5. Step 5: Solve for x
    x = 51,452,493,862,525,488/261,601,547.08
  6. Step 6: Final answer
    x = 196,682,681.88

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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.