Home / 696,746,259.47-1,045,142,024.96-205,418,327.74

Finding the Fourth Proportional to 696,746,259.47, 1,045,142,024.96 and 205,418,327.74

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Solution

The fourth proportional to 696,746,259.47, 1,045,142,024.96 and 205,418,327.74 is: 308,134,165.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,746,259.47 : 1,045,142,024.96 = 205,418,327.74 : x
  2. Step 2: Convert to fraction form
    696,746,259.47/1,045,142,024.96 = 205,418,327.74/x
  3. Step 3: Cross multiply
    696,746,259.47x = 1,045,142,024.96 × 205,418,327.74
  4. Step 4: Simplify right side
    696,746,259.47x = 214,691,327,015,981,248
  5. Step 5: Solve for x
    x = 214,691,327,015,981,248/696,746,259.47
  6. Step 6: Final answer
    x = 308,134,165.20

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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.