Home / 660,924,269.19-912,092,509.89-363,574,150.47

Finding the Fourth Proportional to 660,924,269.19, 912,092,509.89 and 363,574,150.47

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Solution

The fourth proportional to 660,924,269.19, 912,092,509.89 and 363,574,150.47 is: 501,741,689.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    660,924,269.19 : 912,092,509.89 = 363,574,150.47 : x
  2. Step 2: Convert to fraction form
    660,924,269.19/912,092,509.89 = 363,574,150.47/x
  3. Step 3: Cross multiply
    660,924,269.19x = 912,092,509.89 × 363,574,150.47
  4. Step 4: Simplify right side
    660,924,269.19x = 331,613,259,433,306,816
  5. Step 5: Solve for x
    x = 331,613,259,433,306,816/660,924,269.19
  6. Step 6: Final answer
    x = 501,741,689.47

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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.