Home / 99,537,617.40-149,284,019.70-35,712,209.40

Finding the Fourth Proportional to 99,537,617.40, 149,284,019.70 and 35,712,209.40

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Solution

The fourth proportional to 99,537,617.40, 149,284,019.70 and 35,712,209.40 is: 53,560,275.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,537,617.40 : 149,284,019.70 = 35,712,209.40 : x
  2. Step 2: Convert to fraction form
    99,537,617.40/149,284,019.70 = 35,712,209.40/x
  3. Step 3: Cross multiply
    99,537,617.40x = 149,284,019.70 × 35,712,209.40
  4. Step 4: Simplify right side
    99,537,617.40x = 5,331,262,171,600,125
  5. Step 5: Solve for x
    x = 5,331,262,171,600,125/99,537,617.40
  6. Step 6: Final answer
    x = 53,560,275.11

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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.