Home / 8,931,564,399.84-13,397,345,718.48-2,388,292,746.72

Finding the Fourth Proportional to 8,931,564,399.84, 13,397,345,718.48 and 2,388,292,746.72

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Solution

The fourth proportional to 8,931,564,399.84, 13,397,345,718.48 and 2,388,292,746.72 is: 3,582,438,884.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,931,564,399.84 : 13,397,345,718.48 = 2,388,292,746.72 : x
  2. Step 2: Convert to fraction form
    8,931,564,399.84/13,397,345,718.48 = 2,388,292,746.72/x
  3. Step 3: Cross multiply
    8,931,564,399.84x = 13,397,345,718.48 × 2,388,292,746.72
  4. Step 4: Simplify right side
    8,931,564,399.84x = 31,996,783,604,746,027,008
  5. Step 5: Solve for x
    x = 31,996,783,604,746,027,008/8,931,564,399.84
  6. Step 6: Final answer
    x = 3,582,438,884.43

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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.