Home / 747,990,093.28-1,032,206,525.04-417,967,944.16

Finding the Fourth Proportional to 747,990,093.28, 1,032,206,525.04 and 417,967,944.16

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Solution

The fourth proportional to 747,990,093.28, 1,032,206,525.04 and 417,967,944.16 is: 576,784,696.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,990,093.28 : 1,032,206,525.04 = 417,967,944.16 : x
  2. Step 2: Convert to fraction form
    747,990,093.28/1,032,206,525.04 = 417,967,944.16/x
  3. Step 3: Cross multiply
    747,990,093.28x = 1,032,206,525.04 × 417,967,944.16
  4. Step 4: Simplify right side
    747,990,093.28x = 431,429,239,219,506,368
  5. Step 5: Solve for x
    x = 431,429,239,219,506,368/747,990,093.28
  6. Step 6: Final answer
    x = 576,784,696.88

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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.