Home / 1,543,346,126.40-2,317,706,575.20-817,752,014.40

Finding the Fourth Proportional to 1,543,346,126.40, 2,317,706,575.20 and 817,752,014.40

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Solution

The fourth proportional to 1,543,346,126.40, 2,317,706,575.20 and 817,752,014.40 is: 1,228,051,950.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,543,346,126.40 : 2,317,706,575.20 = 817,752,014.40 : x
  2. Step 2: Convert to fraction form
    1,543,346,126.40/2,317,706,575.20 = 817,752,014.40/x
  3. Step 3: Cross multiply
    1,543,346,126.40x = 2,317,706,575.20 × 817,752,014.40
  4. Step 4: Simplify right side
    1,543,346,126.40x = 1,895,309,220,657,924,864
  5. Step 5: Solve for x
    x = 1,895,309,220,657,924,864/1,543,346,126.40
  6. Step 6: Final answer
    x = 1,228,051,950.39

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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.