Home / 1,730,411,143.20-2,595,616,747.61-420,304,368.29

Finding the Fourth Proportional to 1,730,411,143.20, 2,595,616,747.61 and 420,304,368.29

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Solution

The fourth proportional to 1,730,411,143.20, 2,595,616,747.61 and 420,304,368.29 is: 630,456,560.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,730,411,143.20 : 2,595,616,747.61 = 420,304,368.29 : x
  2. Step 2: Convert to fraction form
    1,730,411,143.20/2,595,616,747.61 = 420,304,368.29/x
  3. Step 3: Cross multiply
    1,730,411,143.20x = 2,595,616,747.61 × 420,304,368.29
  4. Step 4: Simplify right side
    1,730,411,143.20x = 1,090,949,057,412,085,888
  5. Step 5: Solve for x
    x = 1,090,949,057,412,085,888/1,730,411,143.20
  6. Step 6: Final answer
    x = 630,456,560.40

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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.