Home / 508,966,566.30-762,945,964.65-249,969,779.10

Finding the Fourth Proportional to 508,966,566.30, 762,945,964.65 and 249,969,779.10

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Solution

The fourth proportional to 508,966,566.30, 762,945,964.65 and 249,969,779.10 is: 374,707,194.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,966,566.30 : 762,945,964.65 = 249,969,779.10 : x
  2. Step 2: Convert to fraction form
    508,966,566.30/762,945,964.65 = 249,969,779.10/x
  3. Step 3: Cross multiply
    508,966,566.30x = 762,945,964.65 × 249,969,779.10
  4. Step 4: Simplify right side
    508,966,566.30x = 190,713,434,248,796,896
  5. Step 5: Solve for x
    x = 190,713,434,248,796,896/508,966,566.30
  6. Step 6: Final answer
    x = 374,707,194.69

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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.