Home / 101,528,300.30-152,044,078.41-91,702,435.92

Finding the Fourth Proportional to 101,528,300.30, 152,044,078.41 and 91,702,435.92

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Solution

The fourth proportional to 101,528,300.30, 152,044,078.41 and 91,702,435.92 is: 137,329,319.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,528,300.30 : 152,044,078.41 = 91,702,435.92 : x
  2. Step 2: Convert to fraction form
    101,528,300.30/152,044,078.41 = 91,702,435.92/x
  3. Step 3: Cross multiply
    101,528,300.30x = 152,044,078.41 × 91,702,435.92
  4. Step 4: Simplify right side
    101,528,300.30x = 13,942,812,357,408,480
  5. Step 5: Solve for x
    x = 13,942,812,357,408,480/101,528,300.30
  6. Step 6: Final answer
    x = 137,329,319.18

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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.