Home / 243,602,569.07-365,257,929.91-77,534,341.29

Finding the Fourth Proportional to 243,602,569.07, 365,257,929.91 and 77,534,341.29

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Solution

The fourth proportional to 243,602,569.07, 365,257,929.91 and 77,534,341.29 is: 116,255,067.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,602,569.07 : 365,257,929.91 = 77,534,341.29 : x
  2. Step 2: Convert to fraction form
    243,602,569.07/365,257,929.91 = 77,534,341.29/x
  3. Step 3: Cross multiply
    243,602,569.07x = 365,257,929.91 × 77,534,341.29
  4. Step 4: Simplify right side
    243,602,569.07x = 28,320,032,996,520,844
  5. Step 5: Solve for x
    x = 28,320,032,996,520,844/243,602,569.07
  6. Step 6: Final answer
    x = 116,255,067.03

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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.