Home / 85,153,752.33-117,512,225.15-45,995,528.91

Finding the Fourth Proportional to 85,153,752.33, 117,512,225.15 and 45,995,528.91

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Solution

The fourth proportional to 85,153,752.33, 117,512,225.15 and 45,995,528.91 is: 63,473,855.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,153,752.33 : 117,512,225.15 = 45,995,528.91 : x
  2. Step 2: Convert to fraction form
    85,153,752.33/117,512,225.15 = 45,995,528.91/x
  3. Step 3: Cross multiply
    85,153,752.33x = 117,512,225.15 × 45,995,528.91
  4. Step 4: Simplify right side
    85,153,752.33x = 5,405,036,949,165,254
  5. Step 5: Solve for x
    x = 5,405,036,949,165,254/85,153,752.33
  6. Step 6: Final answer
    x = 63,473,855.25

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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.