Home / 99,854,226-137,799,661.32-54,069,138

Finding the Fourth Proportional to 99,854,226, 137,799,661.32 and 54,069,138

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Solution

The fourth proportional to 99,854,226, 137,799,661.32 and 54,069,138 is: 74,615,859.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,854,226 : 137,799,661.32 = 54,069,138 : x
  2. Step 2: Convert to fraction form
    99,854,226/137,799,661.32 = 54,069,138/x
  3. Step 3: Cross multiply
    99,854,226x = 137,799,661.32 × 54,069,138
  4. Step 4: Simplify right side
    99,854,226x = 7,450,708,904,264,342
  5. Step 5: Solve for x
    x = 7,450,708,904,264,342/99,854,226
  6. Step 6: Final answer
    x = 74,615,859.57

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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.