Home / 551,385,339.40-827,078,009.10-483,360,891.40

Finding the Fourth Proportional to 551,385,339.40, 827,078,009.10 and 483,360,891.40

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Solution

The fourth proportional to 551,385,339.40, 827,078,009.10 and 483,360,891.40 is: 725,041,337.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,385,339.40 : 827,078,009.10 = 483,360,891.40 : x
  2. Step 2: Convert to fraction form
    551,385,339.40/827,078,009.10 = 483,360,891.40/x
  3. Step 3: Cross multiply
    551,385,339.40x = 827,078,009.10 × 483,360,891.40
  4. Step 4: Simplify right side
    551,385,339.40x = 399,777,163,735,913,280
  5. Step 5: Solve for x
    x = 399,777,163,735,913,280/551,385,339.40
  6. Step 6: Final answer
    x = 725,041,337.10

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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.