Home / 7,757,472,648.50-11,636,209,126.71-1,862,031,885.42

Finding the Fourth Proportional to 7,757,472,648.50, 11,636,209,126.71 and 1,862,031,885.42

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Solution

The fourth proportional to 7,757,472,648.50, 11,636,209,126.71 and 1,862,031,885.42 is: 2,793,047,865.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,757,472,648.50 : 11,636,209,126.71 = 1,862,031,885.42 : x
  2. Step 2: Convert to fraction form
    7,757,472,648.50/11,636,209,126.71 = 1,862,031,885.42/x
  3. Step 3: Cross multiply
    7,757,472,648.50x = 11,636,209,126.71 × 1,862,031,885.42
  4. Step 4: Simplify right side
    7,757,472,648.50x = 21,666,992,419,314,094,080
  5. Step 5: Solve for x
    x = 21,666,992,419,314,094,080/7,757,472,648.50
  6. Step 6: Final answer
    x = 2,793,047,865.08

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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.