Home / 5,162,417,288,880-7,124,760,565,740.40-2,938,178,588,298.40

Finding the Fourth Proportional to 5,162,417,288,880, 7,124,760,565,740.40 and 2,938,178,588,298.40

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Solution

The fourth proportional to 5,162,417,288,880, 7,124,760,565,740.40 and 2,938,178,588,298.40 is: 4,055,042,002,533.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,162,417,288,880 : 7,124,760,565,740.40 = 2,938,178,588,298.40 : x
  2. Step 2: Convert to fraction form
    5,162,417,288,880/7,124,760,565,740.40 = 2,938,178,588,298.40/x
  3. Step 3: Cross multiply
    5,162,417,288,880x = 7,124,760,565,740.40 × 2,938,178,588,298.40
  4. Step 4: Simplify right side
    5,162,417,288,880x = 20,933,818,941,011,237,844,025,344
  5. Step 5: Solve for x
    x = 20,933,818,941,011,237,844,025,344/5,162,417,288,880
  6. Step 6: Final answer
    x = 4,055,042,002,533.06

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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.