Home / 452,893,042.99-679,171,357.86-157,712,360.27

Finding the Fourth Proportional to 452,893,042.99, 679,171,357.86 and 157,712,360.27

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Solution

The fourth proportional to 452,893,042.99, 679,171,357.86 and 157,712,360.27 is: 236,509,965.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,893,042.99 : 679,171,357.86 = 157,712,360.27 : x
  2. Step 2: Convert to fraction form
    452,893,042.99/679,171,357.86 = 157,712,360.27/x
  3. Step 3: Cross multiply
    452,893,042.99x = 679,171,357.86 × 157,712,360.27
  4. Step 4: Simplify right side
    452,893,042.99x = 107,113,717,874,441,040
  5. Step 5: Solve for x
    x = 107,113,717,874,441,040/452,893,042.99
  6. Step 6: Final answer
    x = 236,509,965.28

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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.