Home / 949,158,117.90-1,423,737,176.85-403,828,793.10

Finding the Fourth Proportional to 949,158,117.90, 1,423,737,176.85 and 403,828,793.10

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Solution

The fourth proportional to 949,158,117.90, 1,423,737,176.85 and 403,828,793.10 is: 605,743,189.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,158,117.90 : 1,423,737,176.85 = 403,828,793.10 : x
  2. Step 2: Convert to fraction form
    949,158,117.90/1,423,737,176.85 = 403,828,793.10/x
  3. Step 3: Cross multiply
    949,158,117.90x = 1,423,737,176.85 × 403,828,793.10
  4. Step 4: Simplify right side
    949,158,117.90x = 574,946,065,818,936,768
  5. Step 5: Solve for x
    x = 574,946,065,818,936,768/949,158,117.90
  6. Step 6: Final answer
    x = 605,743,189.65

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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.