Home / 1,248,304,146.50-1,872,222,122.75-626,352,384.14

Finding the Fourth Proportional to 1,248,304,146.50, 1,872,222,122.75 and 626,352,384.14

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Solution

The fourth proportional to 1,248,304,146.50, 1,872,222,122.75 and 626,352,384.14 is: 939,411,115.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,304,146.50 : 1,872,222,122.75 = 626,352,384.14 : x
  2. Step 2: Convert to fraction form
    1,248,304,146.50/1,872,222,122.75 = 626,352,384.14/x
  3. Step 3: Cross multiply
    1,248,304,146.50x = 1,872,222,122.75 × 626,352,384.14
  4. Step 4: Simplify right side
    1,248,304,146.50x = 1,172,670,790,211,621,376
  5. Step 5: Solve for x
    x = 1,172,670,790,211,621,376/1,248,304,146.50
  6. Step 6: Final answer
    x = 939,411,115.08

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Double scale
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1.5x scale

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.