Home / 77,168,802.47-106,490,191.86-43,677,562.77

Finding the Fourth Proportional to 77,168,802.47, 106,490,191.86 and 43,677,562.77

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Solution

The fourth proportional to 77,168,802.47, 106,490,191.86 and 43,677,562.77 is: 60,273,476.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,168,802.47 : 106,490,191.86 = 43,677,562.77 : x
  2. Step 2: Convert to fraction form
    77,168,802.47/106,490,191.86 = 43,677,562.77/x
  3. Step 3: Cross multiply
    77,168,802.47x = 106,490,191.86 × 43,677,562.77
  4. Step 4: Simplify right side
    77,168,802.47x = 4,651,232,039,354,493
  5. Step 5: Solve for x
    x = 4,651,232,039,354,493/77,168,802.47
  6. Step 6: Final answer
    x = 60,273,476.99

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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.