Home / 3,318,031,931.60-4,977,047,897.40-2,087,209,326.80

Finding the Fourth Proportional to 3,318,031,931.60, 4,977,047,897.40 and 2,087,209,326.80

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Solution

The fourth proportional to 3,318,031,931.60, 4,977,047,897.40 and 2,087,209,326.80 is: 3,130,813,990.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,318,031,931.60 : 4,977,047,897.40 = 2,087,209,326.80 : x
  2. Step 2: Convert to fraction form
    3,318,031,931.60/4,977,047,897.40 = 2,087,209,326.80/x
  3. Step 3: Cross multiply
    3,318,031,931.60x = 4,977,047,897.40 × 2,087,209,326.80
  4. Step 4: Simplify right side
    3,318,031,931.60x = 10,388,140,791,383,609,344
  5. Step 5: Solve for x
    x = 10,388,140,791,383,609,344/3,318,031,931.60
  6. Step 6: Final answer
    x = 3,130,813,990.20

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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.