Home / 134,791,994,705.43-186,018,799,873.07-74,644,963,788.18

Finding the Fourth Proportional to 134,791,994,705.43, 186,018,799,873.07 and 74,644,963,788.18

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Solution

The fourth proportional to 134,791,994,705.43, 186,018,799,873.07 and 74,644,963,788.18 is: 103,013,288,072.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,791,994,705.43 : 186,018,799,873.07 = 74,644,963,788.18 : x
  2. Step 2: Convert to fraction form
    134,791,994,705.43/186,018,799,873.07 = 74,644,963,788.18/x
  3. Step 3: Cross multiply
    134,791,994,705.43x = 186,018,799,873.07 × 74,644,963,788.18
  4. Step 4: Simplify right side
    134,791,994,705.43x = 13,885,366,580,445,083,336,704
  5. Step 5: Solve for x
    x = 13,885,366,580,445,083,336,704/134,791,994,705.43
  6. Step 6: Final answer
    x = 103,013,288,072.41

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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.