Home / 134,791,994,698.67-186,018,799,863.75-74,644,963,781.42

Finding the Fourth Proportional to 134,791,994,698.67, 186,018,799,863.75 and 74,644,963,781.42

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Solution

The fourth proportional to 134,791,994,698.67, 186,018,799,863.75 and 74,644,963,781.42 is: 103,013,288,063.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,791,994,698.67 : 186,018,799,863.75 = 74,644,963,781.42 : x
  2. Step 2: Convert to fraction form
    134,791,994,698.67/186,018,799,863.75 = 74,644,963,781.42/x
  3. Step 3: Cross multiply
    134,791,994,698.67x = 186,018,799,863.75 × 74,644,963,781.42
  4. Step 4: Simplify right side
    134,791,994,698.67x = 13,885,366,578,492,462,858,240
  5. Step 5: Solve for x
    x = 13,885,366,578,492,462,858,240/134,791,994,698.67
  6. Step 6: Final answer
    x = 103,013,288,063.09

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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.