Home / 2,281,108,529.04-3,147,390,231.90-1,291,033,916.88

Finding the Fourth Proportional to 2,281,108,529.04, 3,147,390,231.90 and 1,291,033,916.88

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Solution

The fourth proportional to 2,281,108,529.04, 3,147,390,231.90 and 1,291,033,916.88 is: 1,781,321,444.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281,108,529.04 : 3,147,390,231.90 = 1,291,033,916.88 : x
  2. Step 2: Convert to fraction form
    2,281,108,529.04/3,147,390,231.90 = 1,291,033,916.88/x
  3. Step 3: Cross multiply
    2,281,108,529.04x = 3,147,390,231.90 × 1,291,033,916.88
  4. Step 4: Simplify right side
    2,281,108,529.04x = 4,063,387,539,039,709,184
  5. Step 5: Solve for x
    x = 4,063,387,539,039,709,184/2,281,108,529.04
  6. Step 6: Final answer
    x = 1,781,321,444.07

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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.