Home / 608,982,055.04-840,373,862.40-330,517,973.76

Finding the Fourth Proportional to 608,982,055.04, 840,373,862.40 and 330,517,973.76

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Solution

The fourth proportional to 608,982,055.04, 840,373,862.40 and 330,517,973.76 is: 456,103,203.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,982,055.04 : 840,373,862.40 = 330,517,973.76 : x
  2. Step 2: Convert to fraction form
    608,982,055.04/840,373,862.40 = 330,517,973.76/x
  3. Step 3: Cross multiply
    608,982,055.04x = 840,373,862.40 × 330,517,973.76
  4. Step 4: Simplify right side
    608,982,055.04x = 277,758,666,201,313,024
  5. Step 5: Solve for x
    x = 277,758,666,201,313,024/608,982,055.04
  6. Step 6: Final answer
    x = 456,103,203.54

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Double scale
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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.