Home / 508,510,083.60-762,767,696.48-158,726,830.50

Finding the Fourth Proportional to 508,510,083.60, 762,767,696.48 and 158,726,830.50

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Solution

The fourth proportional to 508,510,083.60, 762,767,696.48 and 158,726,830.50 is: 238,091,048.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,510,083.60 : 762,767,696.48 = 158,726,830.50 : x
  2. Step 2: Convert to fraction form
    508,510,083.60/762,767,696.48 = 158,726,830.50/x
  3. Step 3: Cross multiply
    508,510,083.60x = 762,767,696.48 × 158,726,830.50
  4. Step 4: Simplify right side
    508,510,083.60x = 121,071,698,869,262,784
  5. Step 5: Solve for x
    x = 121,071,698,869,262,784/508,510,083.60
  6. Step 6: Final answer
    x = 238,091,048.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.