Home / 684,605,482.98-1,027,085,274.62-400,904,251.14

Finding the Fourth Proportional to 684,605,482.98, 1,027,085,274.62 and 400,904,251.14

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Solution

The fourth proportional to 684,605,482.98, 1,027,085,274.62 and 400,904,251.14 is: 601,460,057.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,605,482.98 : 1,027,085,274.62 = 400,904,251.14 : x
  2. Step 2: Convert to fraction form
    684,605,482.98/1,027,085,274.62 = 400,904,251.14/x
  3. Step 3: Cross multiply
    684,605,482.98x = 1,027,085,274.62 × 400,904,251.14
  4. Step 4: Simplify right side
    684,605,482.98x = 411,762,852,878,452,352
  5. Step 5: Solve for x
    x = 411,762,852,878,452,352/684,605,482.98
  6. Step 6: Final answer
    x = 601,460,057.09

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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.