Home / 1,574,640,130.30-2,361,960,195.45-1,551,681,879.10

Finding the Fourth Proportional to 1,574,640,130.30, 2,361,960,195.45 and 1,551,681,879.10

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Solution

The fourth proportional to 1,574,640,130.30, 2,361,960,195.45 and 1,551,681,879.10 is: 2,327,522,818.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,640,130.30 : 2,361,960,195.45 = 1,551,681,879.10 : x
  2. Step 2: Convert to fraction form
    1,574,640,130.30/2,361,960,195.45 = 1,551,681,879.10/x
  3. Step 3: Cross multiply
    1,574,640,130.30x = 2,361,960,195.45 × 1,551,681,879.10
  4. Step 4: Simplify right side
    1,574,640,130.30x = 3,665,010,834,435,258,880
  5. Step 5: Solve for x
    x = 3,665,010,834,435,258,880/1,574,640,130.30
  6. Step 6: Final answer
    x = 2,327,522,818.65

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Double scale
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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.