Home / 92,779,787.61-128,028,640.14-53,624,100.46

Finding the Fourth Proportional to 92,779,787.61, 128,028,640.14 and 53,624,100.46

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Solution

The fourth proportional to 92,779,787.61, 128,028,640.14 and 53,624,100.46 is: 73,996,943.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,779,787.61 : 128,028,640.14 = 53,624,100.46 : x
  2. Step 2: Convert to fraction form
    92,779,787.61/128,028,640.14 = 53,624,100.46/x
  3. Step 3: Cross multiply
    92,779,787.61x = 128,028,640.14 × 53,624,100.46
  4. Step 4: Simplify right side
    92,779,787.61x = 6,865,420,660,624,549
  5. Step 5: Solve for x
    x = 6,865,420,660,624,549/92,779,787.61
  6. Step 6: Final answer
    x = 73,996,943.06

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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.