Home / 797,281,315.20-1,195,921,972.80-434,484,259.20

Finding the Fourth Proportional to 797,281,315.20, 1,195,921,972.80 and 434,484,259.20

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Solution

The fourth proportional to 797,281,315.20, 1,195,921,972.80 and 434,484,259.20 is: 651,726,388.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,281,315.20 : 1,195,921,972.80 = 434,484,259.20 : x
  2. Step 2: Convert to fraction form
    797,281,315.20/1,195,921,972.80 = 434,484,259.20/x
  3. Step 3: Cross multiply
    797,281,315.20x = 1,195,921,972.80 × 434,484,259.20
  4. Step 4: Simplify right side
    797,281,315.20x = 519,609,272,413,010,496
  5. Step 5: Solve for x
    x = 519,609,272,413,010,496/797,281,315.20
  6. Step 6: Final answer
    x = 651,726,388.80

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Double scale
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1.5x scale

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.