Home / 1,127,723,857.71-1,556,132,700.98-625,953,793.08

Finding the Fourth Proportional to 1,127,723,857.71, 1,556,132,700.98 and 625,953,793.08

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Solution

The fourth proportional to 1,127,723,857.71, 1,556,132,700.98 and 625,953,793.08 is: 863,746,173.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,723,857.71 : 1,556,132,700.98 = 625,953,793.08 : x
  2. Step 2: Convert to fraction form
    1,127,723,857.71/1,556,132,700.98 = 625,953,793.08/x
  3. Step 3: Cross multiply
    1,127,723,857.71x = 1,556,132,700.98 × 625,953,793.08
  4. Step 4: Simplify right side
    1,127,723,857.71x = 974,067,166,713,763,200
  5. Step 5: Solve for x
    x = 974,067,166,713,763,200/1,127,723,857.71
  6. Step 6: Final answer
    x = 863,746,173.37

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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.