Home / 258,228,423.06-387,113,298.57-100,624,947.18

Finding the Fourth Proportional to 258,228,423.06, 387,113,298.57 and 100,624,947.18

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Solution

The fourth proportional to 258,228,423.06, 387,113,298.57 and 100,624,947.18 is: 150,848,054.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,228,423.06 : 387,113,298.57 = 100,624,947.18 : x
  2. Step 2: Convert to fraction form
    258,228,423.06/387,113,298.57 = 100,624,947.18/x
  3. Step 3: Cross multiply
    258,228,423.06x = 387,113,298.57 × 100,624,947.18
  4. Step 4: Simplify right side
    258,228,423.06x = 38,953,255,221,281,824
  5. Step 5: Solve for x
    x = 38,953,255,221,281,824/258,228,423.06
  6. Step 6: Final answer
    x = 150,848,054.45

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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.