Home / 1,651,304,267.89-2,278,800,261.65-908,748,330.64

Finding the Fourth Proportional to 1,651,304,267.89, 2,278,800,261.65 and 908,748,330.64

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Solution

The fourth proportional to 1,651,304,267.89, 2,278,800,261.65 and 908,748,330.64 is: 1,254,072,900.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,651,304,267.89 : 2,278,800,261.65 = 908,748,330.64 : x
  2. Step 2: Convert to fraction form
    1,651,304,267.89/2,278,800,261.65 = 908,748,330.64/x
  3. Step 3: Cross multiply
    1,651,304,267.89x = 2,278,800,261.65 × 908,748,330.64
  4. Step 4: Simplify right side
    1,651,304,267.89x = 2,070,855,933,636,432,640
  5. Step 5: Solve for x
    x = 2,070,855,933,636,432,640/1,651,304,267.89
  6. Step 6: Final answer
    x = 1,254,072,900.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.