Home / 220,739,858,510.93-304,677,682,471.69-143,769,501,466.55

Finding the Fourth Proportional to 220,739,858,510.93, 304,677,682,471.69 and 143,769,501,466.55

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Solution

The fourth proportional to 220,739,858,510.93, 304,677,682,471.69 and 143,769,501,466.55 is: 198,438,826,646.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,739,858,510.93 : 304,677,682,471.69 = 143,769,501,466.55 : x
  2. Step 2: Convert to fraction form
    220,739,858,510.93/304,677,682,471.69 = 143,769,501,466.55/x
  3. Step 3: Cross multiply
    220,739,858,510.93x = 304,677,682,471.69 × 143,769,501,466.55
  4. Step 4: Simplify right side
    220,739,858,510.93x = 43,803,358,516,938,687,905,792
  5. Step 5: Solve for x
    x = 43,803,358,516,938,687,905,792/220,739,858,510.93
  6. Step 6: Final answer
    x = 198,438,826,646.12

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Double scale
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1.5x scale

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.