Home / 913,756,161,434.20-1,260,994,929,292.80-502,269,566,039.55

Finding the Fourth Proportional to 913,756,161,434.20, 1,260,994,929,292.80 and 502,269,566,039.55

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Solution

The fourth proportional to 913,756,161,434.20, 1,260,994,929,292.80 and 502,269,566,039.55 is: 693,138,282,011.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,756,161,434.20 : 1,260,994,929,292.80 = 502,269,566,039.55 : x
  2. Step 2: Convert to fraction form
    913,756,161,434.20/1,260,994,929,292.80 = 502,269,566,039.55/x
  3. Step 3: Cross multiply
    913,756,161,434.20x = 1,260,994,929,292.80 × 502,269,566,039.55
  4. Step 4: Simplify right side
    913,756,161,434.20x = 633,359,375,913,967,738,159,104
  5. Step 5: Solve for x
    x = 633,359,375,913,967,738,159,104/913,756,161,434.20
  6. Step 6: Final answer
    x = 693,138,282,011.55

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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.