Home / 864,289,611.95-1,192,719,722.78-473,149,035.95

Finding the Fourth Proportional to 864,289,611.95, 1,192,719,722.78 and 473,149,035.95

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Solution

The fourth proportional to 864,289,611.95, 1,192,719,722.78 and 473,149,035.95 is: 652,945,701.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,289,611.95 : 1,192,719,722.78 = 473,149,035.95 : x
  2. Step 2: Convert to fraction form
    864,289,611.95/1,192,719,722.78 = 473,149,035.95/x
  3. Step 3: Cross multiply
    864,289,611.95x = 1,192,719,722.78 × 473,149,035.95
  4. Step 4: Simplify right side
    864,289,611.95x = 564,334,186,987,127,552
  5. Step 5: Solve for x
    x = 564,334,186,987,127,552/864,289,611.95
  6. Step 6: Final answer
    x = 652,945,701.52

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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.