Home / 109,154,953.80-163,732,430.70-104,850,281.70

Finding the Fourth Proportional to 109,154,953.80, 163,732,430.70 and 104,850,281.70

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Solution

The fourth proportional to 109,154,953.80, 163,732,430.70 and 104,850,281.70 is: 157,275,422.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,154,953.80 : 163,732,430.70 = 104,850,281.70 : x
  2. Step 2: Convert to fraction form
    109,154,953.80/163,732,430.70 = 104,850,281.70/x
  3. Step 3: Cross multiply
    109,154,953.80x = 163,732,430.70 × 104,850,281.70
  4. Step 4: Simplify right side
    109,154,953.80x = 17,167,391,482,320,728
  5. Step 5: Solve for x
    x = 17,167,391,482,320,728/109,154,953.80
  6. Step 6: Final answer
    x = 157,275,422.55

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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.