Home / 708,484,484.80-1,062,925,792.80-344,990,699.20

Finding the Fourth Proportional to 708,484,484.80, 1,062,925,792.80 and 344,990,699.20

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Solution

The fourth proportional to 708,484,484.80, 1,062,925,792.80 and 344,990,699.20 is: 517,582,982.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,484,484.80 : 1,062,925,792.80 = 344,990,699.20 : x
  2. Step 2: Convert to fraction form
    708,484,484.80/1,062,925,792.80 = 344,990,699.20/x
  3. Step 3: Cross multiply
    708,484,484.80x = 1,062,925,792.80 × 344,990,699.20
  4. Step 4: Simplify right side
    708,484,484.80x = 366,699,512,455,786,304
  5. Step 5: Solve for x
    x = 366,699,512,455,786,304/708,484,484.80
  6. Step 6: Final answer
    x = 517,582,982.16

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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.