Home / 1,601,523,171.90-2,402,284,757.85-1,257,537,815.10

Finding the Fourth Proportional to 1,601,523,171.90, 2,402,284,757.85 and 1,257,537,815.10

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Solution

The fourth proportional to 1,601,523,171.90, 2,402,284,757.85 and 1,257,537,815.10 is: 1,886,306,722.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,601,523,171.90 : 2,402,284,757.85 = 1,257,537,815.10 : x
  2. Step 2: Convert to fraction form
    1,601,523,171.90/2,402,284,757.85 = 1,257,537,815.10/x
  3. Step 3: Cross multiply
    1,601,523,171.90x = 2,402,284,757.85 × 1,257,537,815.10
  4. Step 4: Simplify right side
    1,601,523,171.90x = 3,020,963,925,634,721,280
  5. Step 5: Solve for x
    x = 3,020,963,925,634,721,280/1,601,523,171.90
  6. Step 6: Final answer
    x = 1,886,306,722.65

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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.