Home / 514,987,363.64-710,660,936.88-291,984,051.24

Finding the Fourth Proportional to 514,987,363.64, 710,660,936.88 and 291,984,051.24

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Solution

The fourth proportional to 514,987,363.64, 710,660,936.88 and 291,984,051.24 is: 402,925,729.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,987,363.64 : 710,660,936.88 = 291,984,051.24 : x
  2. Step 2: Convert to fraction form
    514,987,363.64/710,660,936.88 = 291,984,051.24/x
  3. Step 3: Cross multiply
    514,987,363.64x = 710,660,936.88 × 291,984,051.24
  4. Step 4: Simplify right side
    514,987,363.64x = 207,501,659,408,236,320
  5. Step 5: Solve for x
    x = 207,501,659,408,236,320/514,987,363.64
  6. Step 6: Final answer
    x = 402,925,729.95

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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.