Home / 556,137,777.60-834,206,666.40-311,249,764.80

Finding the Fourth Proportional to 556,137,777.60, 834,206,666.40 and 311,249,764.80

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Solution

The fourth proportional to 556,137,777.60, 834,206,666.40 and 311,249,764.80 is: 466,874,647.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,137,777.60 : 834,206,666.40 = 311,249,764.80 : x
  2. Step 2: Convert to fraction form
    556,137,777.60/834,206,666.40 = 311,249,764.80/x
  3. Step 3: Cross multiply
    556,137,777.60x = 834,206,666.40 × 311,249,764.80
  4. Step 4: Simplify right side
    556,137,777.60x = 259,646,628,711,592,064
  5. Step 5: Solve for x
    x = 259,646,628,711,592,064/556,137,777.60
  6. Step 6: Final answer
    x = 466,874,647.20

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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.