Home / 134,791,994,674.77-186,018,799,830.77-74,644,963,757.51

Finding the Fourth Proportional to 134,791,994,674.77, 186,018,799,830.77 and 74,644,963,757.51

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Solution

The fourth proportional to 134,791,994,674.77, 186,018,799,830.77 and 74,644,963,757.51 is: 103,013,288,030.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,791,994,674.77 : 186,018,799,830.77 = 74,644,963,757.51 : x
  2. Step 2: Convert to fraction form
    134,791,994,674.77/186,018,799,830.77 = 74,644,963,757.51/x
  3. Step 3: Cross multiply
    134,791,994,674.77x = 186,018,799,830.77 × 74,644,963,757.51
  4. Step 4: Simplify right side
    134,791,994,674.77x = 13,885,366,571,582,403,641,344
  5. Step 5: Solve for x
    x = 13,885,366,571,582,403,641,344/134,791,994,674.77
  6. Step 6: Final answer
    x = 103,013,288,030.09

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1.5x scale

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.