Home / 349,474,482.40-524,967,550.80-247,437,810.40

Finding the Fourth Proportional to 349,474,482.40, 524,967,550.80 and 247,437,810.40

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Solution

The fourth proportional to 349,474,482.40, 524,967,550.80 and 247,437,810.40 is: 371,691,862.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,474,482.40 : 524,967,550.80 = 247,437,810.40 : x
  2. Step 2: Convert to fraction form
    349,474,482.40/524,967,550.80 = 247,437,810.40/x
  3. Step 3: Cross multiply
    349,474,482.40x = 524,967,550.80 × 247,437,810.40
  4. Step 4: Simplify right side
    349,474,482.40x = 129,896,821,301,002,768
  5. Step 5: Solve for x
    x = 129,896,821,301,002,768/349,474,482.40
  6. Step 6: Final answer
    x = 371,691,862.62

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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.