Home / 773,429,186.57-1,067,358,058.49-434,397,407.45

Finding the Fourth Proportional to 773,429,186.57, 1,067,358,058.49 and 434,397,407.45

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Solution

The fourth proportional to 773,429,186.57, 1,067,358,058.49 and 434,397,407.45 is: 599,482,902.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,429,186.57 : 1,067,358,058.49 = 434,397,407.45 : x
  2. Step 2: Convert to fraction form
    773,429,186.57/1,067,358,058.49 = 434,397,407.45/x
  3. Step 3: Cross multiply
    773,429,186.57x = 1,067,358,058.49 × 434,397,407.45
  4. Step 4: Simplify right side
    773,429,186.57x = 463,657,573,428,921,472
  5. Step 5: Solve for x
    x = 463,657,573,428,921,472/773,429,186.57
  6. Step 6: Final answer
    x = 599,482,902.22

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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.