Home / 762,127,211,831.10-1,142,855,351,003.70-403,895,254,995.90

Finding the Fourth Proportional to 762,127,211,831.10, 1,142,855,351,003.70 and 403,895,254,995.90

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Solution

The fourth proportional to 762,127,211,831.10, 1,142,855,351,003.70 and 403,895,254,995.90 is: 605,665,099,279.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,127,211,831.10 : 1,142,855,351,003.70 = 403,895,254,995.90 : x
  2. Step 2: Convert to fraction form
    762,127,211,831.10/1,142,855,351,003.70 = 403,895,254,995.90/x
  3. Step 3: Cross multiply
    762,127,211,831.10x = 1,142,855,351,003.70 × 403,895,254,995.90
  4. Step 4: Simplify right side
    762,127,211,831.10x = 461,593,853,417,068,198,625,280
  5. Step 5: Solve for x
    x = 461,593,853,417,068,198,625,280/762,127,211,831.10
  6. Step 6: Final answer
    x = 605,665,099,279.21

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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.