Home / 9,811,775,775.84-13,540,181,689.84-5,356,440,152.16

Finding the Fourth Proportional to 9,811,775,775.84, 13,540,181,689.84 and 5,356,440,152.16

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Solution

The fourth proportional to 9,811,775,775.84, 13,540,181,689.84 and 5,356,440,152.16 is: 7,391,849,806.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,811,775,775.84 : 13,540,181,689.84 = 5,356,440,152.16 : x
  2. Step 2: Convert to fraction form
    9,811,775,775.84/13,540,181,689.84 = 5,356,440,152.16/x
  3. Step 3: Cross multiply
    9,811,775,775.84x = 13,540,181,689.84 × 5,356,440,152.16
  4. Step 4: Simplify right side
    9,811,775,775.84x = 72,527,172,871,000,612,864
  5. Step 5: Solve for x
    x = 72,527,172,871,000,612,864/9,811,775,775.84
  6. Step 6: Final answer
    x = 7,391,849,806.60

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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.