Home / 1,264,736,818.72-1,897,753,762.32-610,246,014.40

Finding the Fourth Proportional to 1,264,736,818.72, 1,897,753,762.32 and 610,246,014.40

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Solution

The fourth proportional to 1,264,736,818.72, 1,897,753,762.32 and 610,246,014.40 is: 915,681,944.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,736,818.72 : 1,897,753,762.32 = 610,246,014.40 : x
  2. Step 2: Convert to fraction form
    1,264,736,818.72/1,897,753,762.32 = 610,246,014.40/x
  3. Step 3: Cross multiply
    1,264,736,818.72x = 1,897,753,762.32 × 610,246,014.40
  4. Step 4: Simplify right side
    1,264,736,818.72x = 1,158,096,669,768,384,768
  5. Step 5: Solve for x
    x = 1,158,096,669,768,384,768/1,264,736,818.72
  6. Step 6: Final answer
    x = 915,681,944.75

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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.