Home / 92,665,161.72-127,877,939.76-51,411,955.68

Finding the Fourth Proportional to 92,665,161.72, 127,877,939.76 and 51,411,955.68

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Solution

The fourth proportional to 92,665,161.72, 127,877,939.76 and 51,411,955.68 is: 70,948,508.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,665,161.72 : 127,877,939.76 = 51,411,955.68 : x
  2. Step 2: Convert to fraction form
    92,665,161.72/127,877,939.76 = 51,411,955.68/x
  3. Step 3: Cross multiply
    92,665,161.72x = 127,877,939.76 × 51,411,955.68
  4. Step 4: Simplify right side
    92,665,161.72x = 6,574,454,971,390,830
  5. Step 5: Solve for x
    x = 6,574,454,971,390,830/92,665,161.72
  6. Step 6: Final answer
    x = 70,948,508.04

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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.