Home / 983,264,086.86-1,356,888,388.11-537,217,851.18

Finding the Fourth Proportional to 983,264,086.86, 1,356,888,388.11 and 537,217,851.18

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Solution

The fourth proportional to 983,264,086.86, 1,356,888,388.11 and 537,217,851.18 is: 741,351,864.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,264,086.86 : 1,356,888,388.11 = 537,217,851.18 : x
  2. Step 2: Convert to fraction form
    983,264,086.86/1,356,888,388.11 = 537,217,851.18/x
  3. Step 3: Cross multiply
    983,264,086.86x = 1,356,888,388.11 × 537,217,851.18
  4. Step 4: Simplify right side
    983,264,086.86x = 728,944,664,151,547,904
  5. Step 5: Solve for x
    x = 728,944,664,151,547,904/983,264,086.86
  6. Step 6: Final answer
    x = 741,351,864.56

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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.