Home / 85,144,233.40-127,732,938.90-34,017,551.80

Finding the Fourth Proportional to 85,144,233.40, 127,732,938.90 and 34,017,551.80

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Solution

The fourth proportional to 85,144,233.40, 127,732,938.90 and 34,017,551.80 is: 51,032,955.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,144,233.40 : 127,732,938.90 = 34,017,551.80 : x
  2. Step 2: Convert to fraction form
    85,144,233.40/127,732,938.90 = 34,017,551.80/x
  3. Step 3: Cross multiply
    85,144,233.40x = 127,732,938.90 × 34,017,551.80
  4. Step 4: Simplify right side
    85,144,233.40x = 4,345,161,865,596,985
  5. Step 5: Solve for x
    x = 4,345,161,865,596,985/85,144,233.40
  6. Step 6: Final answer
    x = 51,032,955.40

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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.