Home / 772,306,546.74-1,066,009,854.62-504,423,332.13

Finding the Fourth Proportional to 772,306,546.74, 1,066,009,854.62 and 504,423,332.13

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Solution

The fourth proportional to 772,306,546.74, 1,066,009,854.62 and 504,423,332.13 is: 696,252,343.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,306,546.74 : 1,066,009,854.62 = 504,423,332.13 : x
  2. Step 2: Convert to fraction form
    772,306,546.74/1,066,009,854.62 = 504,423,332.13/x
  3. Step 3: Cross multiply
    772,306,546.74x = 1,066,009,854.62 × 504,423,332.13
  4. Step 4: Simplify right side
    772,306,546.74x = 537,720,242,948,315,136
  5. Step 5: Solve for x
    x = 537,720,242,948,315,136/772,306,546.74
  6. Step 6: Final answer
    x = 696,252,343.34

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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.