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Finding the Fourth Proportional to 300,348,064.80, 450,522,097.20 and 95,896,807.20

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Solution

The fourth proportional to 300,348,064.80, 450,522,097.20 and 95,896,807.20 is: 143,845,210.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,348,064.80 : 450,522,097.20 = 95,896,807.20 : x
  2. Step 2: Convert to fraction form
    300,348,064.80/450,522,097.20 = 95,896,807.20/x
  3. Step 3: Cross multiply
    300,348,064.80x = 450,522,097.20 × 95,896,807.20
  4. Step 4: Simplify right side
    300,348,064.80x = 43,203,630,694,528,064
  5. Step 5: Solve for x
    x = 43,203,630,694,528,064/300,348,064.80
  6. Step 6: Final answer
    x = 143,845,210.80

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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.