Home / 77,703,802.80-116,588,363.40-41,760,020.40

Finding the Fourth Proportional to 77,703,802.80, 116,588,363.40 and 41,760,020.40

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Solution

The fourth proportional to 77,703,802.80, 116,588,363.40 and 41,760,020.40 is: 62,657,582.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,703,802.80 : 116,588,363.40 = 41,760,020.40 : x
  2. Step 2: Convert to fraction form
    77,703,802.80/116,588,363.40 = 41,760,020.40/x
  3. Step 3: Cross multiply
    77,703,802.80x = 116,588,363.40 × 41,760,020.40
  4. Step 4: Simplify right side
    77,703,802.80x = 4,868,732,433,986,613
  5. Step 5: Solve for x
    x = 4,868,732,433,986,613/77,703,802.80
  6. Step 6: Final answer
    x = 62,657,582.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.