Home / 101,528,264.95-152,044,025.51-91,702,400.65

Finding the Fourth Proportional to 101,528,264.95, 152,044,025.51 and 91,702,400.65

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Solution

The fourth proportional to 101,528,264.95, 152,044,025.51 and 91,702,400.65 is: 137,329,266.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,528,264.95 : 152,044,025.51 = 91,702,400.65 : x
  2. Step 2: Convert to fraction form
    101,528,264.95/152,044,025.51 = 91,702,400.65/x
  3. Step 3: Cross multiply
    101,528,264.95x = 152,044,025.51 × 91,702,400.65
  4. Step 4: Simplify right side
    101,528,264.95x = 13,942,802,143,605,984
  5. Step 5: Solve for x
    x = 13,942,802,143,605,984/101,528,264.95
  6. Step 6: Final answer
    x = 137,329,266.40

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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.