Home / 12,836,386,904.76-17,711,561,278.22-7,410,828,494.57

Finding the Fourth Proportional to 12,836,386,904.76, 17,711,561,278.22 and 7,410,828,494.57

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Solution

The fourth proportional to 12,836,386,904.76, 17,711,561,278.22 and 7,410,828,494.57 is: 10,225,411,868.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,836,386,904.76 : 17,711,561,278.22 = 7,410,828,494.57 : x
  2. Step 2: Convert to fraction form
    12,836,386,904.76/17,711,561,278.22 = 7,410,828,494.57/x
  3. Step 3: Cross multiply
    12,836,386,904.76x = 17,711,561,278.22 × 7,410,828,494.57
  4. Step 4: Simplify right side
    12,836,386,904.76x = 131,257,343,003,829,813,248
  5. Step 5: Solve for x
    x = 131,257,343,003,829,813,248/12,836,386,904.76
  6. Step 6: Final answer
    x = 10,225,411,868.44

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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.