Home / 103,697,509.42-155,569,428.51-39,001,875.49

Finding the Fourth Proportional to 103,697,509.42, 155,569,428.51 and 39,001,875.49

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Solution

The fourth proportional to 103,697,509.42, 155,569,428.51 and 39,001,875.49 is: 58,511,525.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,697,509.42 : 155,569,428.51 = 39,001,875.49 : x
  2. Step 2: Convert to fraction form
    103,697,509.42/155,569,428.51 = 39,001,875.49/x
  3. Step 3: Cross multiply
    103,697,509.42x = 155,569,428.51 × 39,001,875.49
  4. Step 4: Simplify right side
    103,697,509.42x = 6,067,499,480,797,476
  5. Step 5: Solve for x
    x = 6,067,499,480,797,476/103,697,509.42
  6. Step 6: Final answer
    x = 58,511,525.64

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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.