Home / 157,464,072.98-217,300,099.92-87,845,301.98

Finding the Fourth Proportional to 157,464,072.98, 217,300,099.92 and 87,845,301.98

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Solution

The fourth proportional to 157,464,072.98, 217,300,099.92 and 87,845,301.98 is: 121,226,337.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,072.98 : 217,300,099.92 = 87,845,301.98 : x
  2. Step 2: Convert to fraction form
    157,464,072.98/217,300,099.92 = 87,845,301.98/x
  3. Step 3: Cross multiply
    157,464,072.98x = 217,300,099.92 × 87,845,301.98
  4. Step 4: Simplify right side
    157,464,072.98x = 19,088,792,897,756,572
  5. Step 5: Solve for x
    x = 19,088,792,897,756,572/157,464,072.98
  6. Step 6: Final answer
    x = 121,226,337.77

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.