Home / 1,375,492,312.20-2,063,238,468.30-913,933,835.40

Finding the Fourth Proportional to 1,375,492,312.20, 2,063,238,468.30 and 913,933,835.40

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Solution

The fourth proportional to 1,375,492,312.20, 2,063,238,468.30 and 913,933,835.40 is: 1,370,900,753.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,492,312.20 : 2,063,238,468.30 = 913,933,835.40 : x
  2. Step 2: Convert to fraction form
    1,375,492,312.20/2,063,238,468.30 = 913,933,835.40/x
  3. Step 3: Cross multiply
    1,375,492,312.20x = 2,063,238,468.30 × 913,933,835.40
  4. Step 4: Simplify right side
    1,375,492,312.20x = 1,885,663,446,678,240,256
  5. Step 5: Solve for x
    x = 1,885,663,446,678,240,256/1,375,492,312.20
  6. Step 6: Final answer
    x = 1,370,900,753.10

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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.