Home / 162,643,827,998.27-224,445,463,142.22-89,398,492,882.72

Finding the Fourth Proportional to 162,643,827,998.27, 224,445,463,142.22 and 89,398,492,882.72

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Solution

The fourth proportional to 162,643,827,998.27, 224,445,463,142.22 and 89,398,492,882.72 is: 123,368,260,488.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,643,827,998.27 : 224,445,463,142.22 = 89,398,492,882.72 : x
  2. Step 2: Convert to fraction form
    162,643,827,998.27/224,445,463,142.22 = 89,398,492,882.72/x
  3. Step 3: Cross multiply
    162,643,827,998.27x = 224,445,463,142.22 × 89,398,492,882.72
  4. Step 4: Simplify right side
    162,643,827,998.27x = 20,065,086,139,277,424,721,920
  5. Step 5: Solve for x
    x = 20,065,086,139,277,424,721,920/162,643,827,998.27
  6. Step 6: Final answer
    x = 123,368,260,488.13

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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.