Home / 13,439,023,079,257-18,545,654,477,748-7,506,364,345,687

Finding the Fourth Proportional to 13,439,023,079,257, 18,545,654,477,748 and 7,506,364,345,687

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Solution

The fourth proportional to 13,439,023,079,257, 18,545,654,477,748 and 7,506,364,345,687 is: 10,358,672,555,155.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,439,023,079,257 : 18,545,654,477,748 = 7,506,364,345,687 : x
  2. Step 2: Convert to fraction form
    13,439,023,079,257/18,545,654,477,748 = 7,506,364,345,687/x
  3. Step 3: Cross multiply
    13,439,023,079,257x = 18,545,654,477,748 × 7,506,364,345,687
  4. Step 4: Simplify right side
    13,439,023,079,257x = 139,210,439,539,198,049,453,604,864
  5. Step 5: Solve for x
    x = 139,210,439,539,198,049,453,604,864/13,439,023,079,257
  6. Step 6: Final answer
    x = 10,358,672,555,155.29

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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.