Home / 907,655,539.20-1,361,483,308.80-778,515,376.20

Finding the Fourth Proportional to 907,655,539.20, 1,361,483,308.80 and 778,515,376.20

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Solution

The fourth proportional to 907,655,539.20, 1,361,483,308.80 and 778,515,376.20 is: 1,167,773,064.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,655,539.20 : 1,361,483,308.80 = 778,515,376.20 : x
  2. Step 2: Convert to fraction form
    907,655,539.20/1,361,483,308.80 = 778,515,376.20/x
  3. Step 3: Cross multiply
    907,655,539.20x = 1,361,483,308.80 × 778,515,376.20
  4. Step 4: Simplify right side
    907,655,539.20x = 1,059,935,690,340,452,736
  5. Step 5: Solve for x
    x = 1,059,935,690,340,452,736/907,655,539.20
  6. Step 6: Final answer
    x = 1,167,773,064.30

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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.