Home / 1,254,274,775.28-1,730,996,145.72-752,502,442.32

Finding the Fourth Proportional to 1,254,274,775.28, 1,730,996,145.72 and 752,502,442.32

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Solution

The fourth proportional to 1,254,274,775.28, 1,730,996,145.72 and 752,502,442.32 is: 1,038,511,539.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,274,775.28 : 1,730,996,145.72 = 752,502,442.32 : x
  2. Step 2: Convert to fraction form
    1,254,274,775.28/1,730,996,145.72 = 752,502,442.32/x
  3. Step 3: Cross multiply
    1,254,274,775.28x = 1,730,996,145.72 × 752,502,442.32
  4. Step 4: Simplify right side
    1,254,274,775.28x = 1,302,578,827,300,806,656
  5. Step 5: Solve for x
    x = 1,302,578,827,300,806,656/1,254,274,775.28
  6. Step 6: Final answer
    x = 1,038,511,539.08

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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.