Home / 540,182,075.70-745,039,974.20-464,956,436.06

Finding the Fourth Proportional to 540,182,075.70, 745,039,974.20 and 464,956,436.06

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Solution

The fourth proportional to 540,182,075.70, 745,039,974.20 and 464,956,436.06 is: 641,285,867.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,182,075.70 : 745,039,974.20 = 464,956,436.06 : x
  2. Step 2: Convert to fraction form
    540,182,075.70/745,039,974.20 = 464,956,436.06/x
  3. Step 3: Cross multiply
    540,182,075.70x = 745,039,974.20 × 464,956,436.06
  4. Step 4: Simplify right side
    540,182,075.70x = 346,411,131,126,266,368
  5. Step 5: Solve for x
    x = 346,411,131,126,266,368/540,182,075.70
  6. Step 6: Final answer
    x = 641,285,867.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.