Home / 310,287,389,904.30-465,431,084,856.45-310,287,389,904.30

Finding the Fourth Proportional to 310,287,389,904.30, 465,431,084,856.45 and 310,287,389,904.30

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Solution

The fourth proportional to 310,287,389,904.30, 465,431,084,856.45 and 310,287,389,904.30 is: 465,431,084,856.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,287,389,904.30 : 465,431,084,856.45 = 310,287,389,904.30 : x
  2. Step 2: Convert to fraction form
    310,287,389,904.30/465,431,084,856.45 = 310,287,389,904.30/x
  3. Step 3: Cross multiply
    310,287,389,904.30x = 465,431,084,856.45 × 310,287,389,904.30
  4. Step 4: Simplify right side
    310,287,389,904.30x = 144,417,396,500,434,641,747,968
  5. Step 5: Solve for x
    x = 144,417,396,500,434,641,747,968/310,287,389,904.30
  6. Step 6: Final answer
    x = 465,431,084,856.45

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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.