Home / 400,799,854.36-601,010,289.06-155,271,513.88

Finding the Fourth Proportional to 400,799,854.36, 601,010,289.06 and 155,271,513.88

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Solution

The fourth proportional to 400,799,854.36, 601,010,289.06 and 155,271,513.88 is: 232,833,860.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,799,854.36 : 601,010,289.06 = 155,271,513.88 : x
  2. Step 2: Convert to fraction form
    400,799,854.36/601,010,289.06 = 155,271,513.88/x
  3. Step 3: Cross multiply
    400,799,854.36x = 601,010,289.06 × 155,271,513.88
  4. Step 4: Simplify right side
    400,799,854.36x = 93,319,777,439,802,592
  5. Step 5: Solve for x
    x = 93,319,777,439,802,592/400,799,854.36
  6. Step 6: Final answer
    x = 232,833,860.65

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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.