Home / 91,008,022.05-136,512,033.08-56,995,798.05

Finding the Fourth Proportional to 91,008,022.05, 136,512,033.08 and 56,995,798.05

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Solution

The fourth proportional to 91,008,022.05, 136,512,033.08 and 56,995,798.05 is: 85,493,697.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,008,022.05 : 136,512,033.08 = 56,995,798.05 : x
  2. Step 2: Convert to fraction form
    91,008,022.05/136,512,033.08 = 56,995,798.05/x
  3. Step 3: Cross multiply
    91,008,022.05x = 136,512,033.08 × 56,995,798.05
  4. Step 4: Simplify right side
    91,008,022.05x = 7,780,612,268,537,619
  5. Step 5: Solve for x
    x = 7,780,612,268,537,619/91,008,022.05
  6. Step 6: Final answer
    x = 85,493,697.08

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Double scale
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1.5x scale

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.