Home / 607,392,023.10-911,088,034.65-400,767,762.30

Finding the Fourth Proportional to 607,392,023.10, 911,088,034.65 and 400,767,762.30

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Solution

The fourth proportional to 607,392,023.10, 911,088,034.65 and 400,767,762.30 is: 601,151,643.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,392,023.10 : 911,088,034.65 = 400,767,762.30 : x
  2. Step 2: Convert to fraction form
    607,392,023.10/911,088,034.65 = 400,767,762.30/x
  3. Step 3: Cross multiply
    607,392,023.10x = 911,088,034.65 × 400,767,762.30
  4. Step 4: Simplify right side
    607,392,023.10x = 365,134,712,904,985,344
  5. Step 5: Solve for x
    x = 365,134,712,904,985,344/607,392,023.10
  6. Step 6: Final answer
    x = 601,151,643.45

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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.