Home / 178,073,943.04-245,972,559.36-147,258,588.16

Finding the Fourth Proportional to 178,073,943.04, 245,972,559.36 and 147,258,588.16

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Solution

The fourth proportional to 178,073,943.04, 245,972,559.36 and 147,258,588.16 is: 203,407,478.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,073,943.04 : 245,972,559.36 = 147,258,588.16 : x
  2. Step 2: Convert to fraction form
    178,073,943.04/245,972,559.36 = 147,258,588.16/x
  3. Step 3: Cross multiply
    178,073,943.04x = 245,972,559.36 × 147,258,588.16
  4. Step 4: Simplify right side
    178,073,943.04x = 36,221,571,817,455,392
  5. Step 5: Solve for x
    x = 36,221,571,817,455,392/178,073,943.04
  6. Step 6: Final answer
    x = 203,407,478.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.