Home / 773,669,427.10-1,160,504,140.65-386,248,938.10

Finding the Fourth Proportional to 773,669,427.10, 1,160,504,140.65 and 386,248,938.10

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Solution

The fourth proportional to 773,669,427.10, 1,160,504,140.65 and 386,248,938.10 is: 579,373,407.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,669,427.10 : 1,160,504,140.65 = 386,248,938.10 : x
  2. Step 2: Convert to fraction form
    773,669,427.10/1,160,504,140.65 = 386,248,938.10/x
  3. Step 3: Cross multiply
    773,669,427.10x = 1,160,504,140.65 × 386,248,938.10
  4. Step 4: Simplify right side
    773,669,427.10x = 448,243,491,986,715,584
  5. Step 5: Solve for x
    x = 448,243,491,986,715,584/773,669,427.10
  6. Step 6: Final answer
    x = 579,373,407.15

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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.