Home / 10,782,040,871.04-16,246,656,678.18-8,859,950,968.76

Finding the Fourth Proportional to 10,782,040,871.04, 16,246,656,678.18 and 8,859,950,968.76

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Solution

The fourth proportional to 10,782,040,871.04, 16,246,656,678.18 and 8,859,950,968.76 is: 13,350,402,145.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,782,040,871.04 : 16,246,656,678.18 = 8,859,950,968.76 : x
  2. Step 2: Convert to fraction form
    10,782,040,871.04/16,246,656,678.18 = 8,859,950,968.76/x
  3. Step 3: Cross multiply
    10,782,040,871.04x = 16,246,656,678.18 × 8,859,950,968.76
  4. Step 4: Simplify right side
    10,782,040,871.04x = 143,944,581,574,952,026,112
  5. Step 5: Solve for x
    x = 143,944,581,574,952,026,112/10,782,040,871.04
  6. Step 6: Final answer
    x = 13,350,402,145.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.