Home / 1,782,941,421.60-2,674,412,132.40-556,107,904.80

Finding the Fourth Proportional to 1,782,941,421.60, 2,674,412,132.40 and 556,107,904.80

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Solution

The fourth proportional to 1,782,941,421.60, 2,674,412,132.40 and 556,107,904.80 is: 834,161,857.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,941,421.60 : 2,674,412,132.40 = 556,107,904.80 : x
  2. Step 2: Convert to fraction form
    1,782,941,421.60/2,674,412,132.40 = 556,107,904.80/x
  3. Step 3: Cross multiply
    1,782,941,421.60x = 2,674,412,132.40 × 556,107,904.80
  4. Step 4: Simplify right side
    1,782,941,421.60x = 1,487,261,727,520,664,064
  5. Step 5: Solve for x
    x = 1,487,261,727,520,664,064/1,782,941,421.60
  6. Step 6: Final answer
    x = 834,161,857.20

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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.