Home / 310,136,602.60-465,204,903.90-195,345,346.60

Finding the Fourth Proportional to 310,136,602.60, 465,204,903.90 and 195,345,346.60

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Solution

The fourth proportional to 310,136,602.60, 465,204,903.90 and 195,345,346.60 is: 293,018,019.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,136,602.60 : 465,204,903.90 = 195,345,346.60 : x
  2. Step 2: Convert to fraction form
    310,136,602.60/465,204,903.90 = 195,345,346.60/x
  3. Step 3: Cross multiply
    310,136,602.60x = 465,204,903.90 × 195,345,346.60
  4. Step 4: Simplify right side
    310,136,602.60x = 90,875,613,192,365,184
  5. Step 5: Solve for x
    x = 90,875,613,192,365,184/310,136,602.60
  6. Step 6: Final answer
    x = 293,018,019.90

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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.