Home / 473,403,550.26-653,240,320.20-261,681,780.72

Finding the Fourth Proportional to 473,403,550.26, 653,240,320.20 and 261,681,780.72

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Solution

The fourth proportional to 473,403,550.26, 653,240,320.20 and 261,681,780.72 is: 361,089,582.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,403,550.26 : 653,240,320.20 = 261,681,780.72 : x
  2. Step 2: Convert to fraction form
    473,403,550.26/653,240,320.20 = 261,681,780.72/x
  3. Step 3: Cross multiply
    473,403,550.26x = 653,240,320.20 × 261,681,780.72
  4. Step 4: Simplify right side
    473,403,550.26x = 170,941,090,228,039,008
  5. Step 5: Solve for x
    x = 170,941,090,228,039,008/473,403,550.26
  6. Step 6: Final answer
    x = 361,089,582.31

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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.