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Finding the Fourth Proportional to 524,806,372.66, 787,212,501.78 and 175,051,480.39

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Solution

The fourth proportional to 524,806,372.66, 787,212,501.78 and 175,051,480.39 is: 262,578,202.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,806,372.66 : 787,212,501.78 = 175,051,480.39 : x
  2. Step 2: Convert to fraction form
    524,806,372.66/787,212,501.78 = 175,051,480.39/x
  3. Step 3: Cross multiply
    524,806,372.66x = 787,212,501.78 × 175,051,480.39
  4. Step 4: Simplify right side
    524,806,372.66x = 137,802,713,818,104,496
  5. Step 5: Solve for x
    x = 137,802,713,818,104,496/524,806,372.66
  6. Step 6: Final answer
    x = 262,578,202.17

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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.