Home / 227,559,197.90-314,032,238.98-123,138,389.72

Finding the Fourth Proportional to 227,559,197.90, 314,032,238.98 and 123,138,389.72

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Solution

The fourth proportional to 227,559,197.90, 314,032,238.98 and 123,138,389.72 is: 169,931,273.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,559,197.90 : 314,032,238.98 = 123,138,389.72 : x
  2. Step 2: Convert to fraction form
    227,559,197.90/314,032,238.98 = 123,138,389.72/x
  3. Step 3: Cross multiply
    227,559,197.90x = 314,032,238.98 × 123,138,389.72
  4. Step 4: Simplify right side
    227,559,197.90x = 38,669,424,227,547,728
  5. Step 5: Solve for x
    x = 38,669,424,227,547,728/227,559,197.90
  6. Step 6: Final answer
    x = 169,931,273.20

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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.