Home / 7,877,429,856.42-10,871,112,490.52-4,309,055,102.46

Finding the Fourth Proportional to 7,877,429,856.42, 10,871,112,490.52 and 4,309,055,102.46

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Solution

The fourth proportional to 7,877,429,856.42, 10,871,112,490.52 and 4,309,055,102.46 is: 5,946,637,875.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,877,429,856.42 : 10,871,112,490.52 = 4,309,055,102.46 : x
  2. Step 2: Convert to fraction form
    7,877,429,856.42/10,871,112,490.52 = 4,309,055,102.46/x
  3. Step 3: Cross multiply
    7,877,429,856.42x = 10,871,112,490.52 × 4,309,055,102.46
  4. Step 4: Simplify right side
    7,877,429,856.42x = 46,844,222,746,670,292,992
  5. Step 5: Solve for x
    x = 46,844,222,746,670,292,992/7,877,429,856.42
  6. Step 6: Final answer
    x = 5,946,637,875.61

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Double scale
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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.