Home / 18,398,754,697.91-27,602,776,447.68-5,134,001,837.72

Finding the Fourth Proportional to 18,398,754,697.91, 27,602,776,447.68 and 5,134,001,837.72

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Solution

The fourth proportional to 18,398,754,697.91, 27,602,776,447.68 and 5,134,001,837.72 is: 7,702,298,733.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,398,754,697.91 : 27,602,776,447.68 = 5,134,001,837.72 : x
  2. Step 2: Convert to fraction form
    18,398,754,697.91/27,602,776,447.68 = 5,134,001,837.72/x
  3. Step 3: Cross multiply
    18,398,754,697.91x = 27,602,776,447.68 × 5,134,001,837.72
  4. Step 4: Simplify right side
    18,398,754,697.91x = 141,712,705,008,563,470,336
  5. Step 5: Solve for x
    x = 141,712,705,008,563,470,336/18,398,754,697.91
  6. Step 6: Final answer
    x = 7,702,298,733.55

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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.