Home / 1,318,747,080.65-1,977,700,644.14-433,226,892.35

Finding the Fourth Proportional to 1,318,747,080.65, 1,977,700,644.14 and 433,226,892.35

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Solution

The fourth proportional to 1,318,747,080.65, 1,977,700,644.14 and 433,226,892.35 is: 649,702,370.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,318,747,080.65 : 1,977,700,644.14 = 433,226,892.35 : x
  2. Step 2: Convert to fraction form
    1,318,747,080.65/1,977,700,644.14 = 433,226,892.35/x
  3. Step 3: Cross multiply
    1,318,747,080.65x = 1,977,700,644.14 × 433,226,892.35
  4. Step 4: Simplify right side
    1,318,747,080.65x = 856,793,104,057,199,360
  5. Step 5: Solve for x
    x = 856,793,104,057,199,360/1,318,747,080.65
  6. Step 6: Final answer
    x = 649,702,370.25

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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.