Home / 1,176,385,111.80-1,764,644,022.90-358,524,094.20

Finding the Fourth Proportional to 1,176,385,111.80, 1,764,644,022.90 and 358,524,094.20

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Solution

The fourth proportional to 1,176,385,111.80, 1,764,644,022.90 and 358,524,094.20 is: 537,806,364.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,385,111.80 : 1,764,644,022.90 = 358,524,094.20 : x
  2. Step 2: Convert to fraction form
    1,176,385,111.80/1,764,644,022.90 = 358,524,094.20/x
  3. Step 3: Cross multiply
    1,176,385,111.80x = 1,764,644,022.90 × 358,524,094.20
  4. Step 4: Simplify right side
    1,176,385,111.80x = 632,667,399,895,666,560
  5. Step 5: Solve for x
    x = 632,667,399,895,666,560/1,176,385,111.80
  6. Step 6: Final answer
    x = 537,806,364.22

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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.