Home / 40,155,098,725.47-55,493,543,247.56-32,909,718,382.91

Finding the Fourth Proportional to 40,155,098,725.47, 55,493,543,247.56 and 32,909,718,382.91

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Solution

The fourth proportional to 40,155,098,725.47, 55,493,543,247.56 and 32,909,718,382.91 is: 45,480,572,537.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,155,098,725.47 : 55,493,543,247.56 = 32,909,718,382.91 : x
  2. Step 2: Convert to fraction form
    40,155,098,725.47/55,493,543,247.56 = 32,909,718,382.91/x
  3. Step 3: Cross multiply
    40,155,098,725.47x = 55,493,543,247.56 × 32,909,718,382.91
  4. Step 4: Simplify right side
    40,155,098,725.47x = 1,826,276,880,346,859,700,224
  5. Step 5: Solve for x
    x = 1,826,276,880,346,859,700,224/40,155,098,725.47
  6. Step 6: Final answer
    x = 45,480,572,537.81

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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.