Home / 8,123,653,306.54-11,210,654,751.30-4,506,677,138.72

Finding the Fourth Proportional to 8,123,653,306.54, 11,210,654,751.30 and 4,506,677,138.72

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Solution

The fourth proportional to 8,123,653,306.54, 11,210,654,751.30 and 4,506,677,138.72 is: 6,219,221,767.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,123,653,306.54 : 11,210,654,751.30 = 4,506,677,138.72 : x
  2. Step 2: Convert to fraction form
    8,123,653,306.54/11,210,654,751.30 = 4,506,677,138.72/x
  3. Step 3: Cross multiply
    8,123,653,306.54x = 11,210,654,751.30 × 4,506,677,138.72
  4. Step 4: Simplify right side
    8,123,653,306.54x = 50,522,801,477,712,551,936
  5. Step 5: Solve for x
    x = 50,522,801,477,712,551,936/8,123,653,306.54
  6. Step 6: Final answer
    x = 6,219,221,767.76

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1.5x scale

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.