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Finding the Fourth Proportional to 310,287,389,901.30, 465,431,084,851.95 and 310,287,389,901.30

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Solution

The fourth proportional to 310,287,389,901.30, 465,431,084,851.95 and 310,287,389,901.30 is: 465,431,084,851.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,287,389,901.30 : 465,431,084,851.95 = 310,287,389,901.30 : x
  2. Step 2: Convert to fraction form
    310,287,389,901.30/465,431,084,851.95 = 310,287,389,901.30/x
  3. Step 3: Cross multiply
    310,287,389,901.30x = 465,431,084,851.95 × 310,287,389,901.30
  4. Step 4: Simplify right side
    310,287,389,901.30x = 144,417,396,497,642,057,367,552
  5. Step 5: Solve for x
    x = 144,417,396,497,642,057,367,552/310,287,389,901.30
  6. Step 6: Final answer
    x = 465,431,084,851.95

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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.