Home / 684,657,963.84-1,026,949,144.48-500,614,040.64

Finding the Fourth Proportional to 684,657,963.84, 1,026,949,144.48 and 500,614,040.64

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Solution

The fourth proportional to 684,657,963.84, 1,026,949,144.48 and 500,614,040.64 is: 750,893,421.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,657,963.84 : 1,026,949,144.48 = 500,614,040.64 : x
  2. Step 2: Convert to fraction form
    684,657,963.84/1,026,949,144.48 = 500,614,040.64/x
  3. Step 3: Cross multiply
    684,657,963.84x = 1,026,949,144.48 × 500,614,040.64
  4. Step 4: Simplify right side
    684,657,963.84x = 514,105,160,749,923,968
  5. Step 5: Solve for x
    x = 514,105,160,749,923,968/684,657,963.84
  6. Step 6: Final answer
    x = 750,893,421.10

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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.