Home / 3,132,827,980.86-4,699,777,340.27-1,291,574,135.10

Finding the Fourth Proportional to 3,132,827,980.86, 4,699,777,340.27 and 1,291,574,135.10

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Solution

The fourth proportional to 3,132,827,980.86, 4,699,777,340.27 and 1,291,574,135.10 is: 1,937,581,919.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132,827,980.86 : 4,699,777,340.27 = 1,291,574,135.10 : x
  2. Step 2: Convert to fraction form
    3,132,827,980.86/4,699,777,340.27 = 1,291,574,135.10/x
  3. Step 3: Cross multiply
    3,132,827,980.86x = 4,699,777,340.27 × 1,291,574,135.10
  4. Step 4: Simplify right side
    3,132,827,980.86x = 6,070,110,853,421,803,520
  5. Step 5: Solve for x
    x = 6,070,110,853,421,803,520/3,132,827,980.86
  6. Step 6: Final answer
    x = 1,937,581,919.76

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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.