Home / 7,145,415,868.35-10,716,711,329.59-6,791,060,641.91

Finding the Fourth Proportional to 7,145,415,868.35, 10,716,711,329.59 and 6,791,060,641.91

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Solution

The fourth proportional to 7,145,415,868.35, 10,716,711,329.59 and 6,791,060,641.91 is: 10,185,248,537.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,145,415,868.35 : 10,716,711,329.59 = 6,791,060,641.91 : x
  2. Step 2: Convert to fraction form
    7,145,415,868.35/10,716,711,329.59 = 6,791,060,641.91/x
  3. Step 3: Cross multiply
    7,145,415,868.35x = 10,716,711,329.59 × 6,791,060,641.91
  4. Step 4: Simplify right side
    7,145,415,868.35x = 72,777,836,521,143,238,656
  5. Step 5: Solve for x
    x = 72,777,836,521,143,238,656/7,145,415,868.35
  6. Step 6: Final answer
    x = 10,185,248,537.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.