Home / 558,570,830.40-838,234,159.20-251,704,987.20

Finding the Fourth Proportional to 558,570,830.40, 838,234,159.20 and 251,704,987.20

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Solution

The fourth proportional to 558,570,830.40, 838,234,159.20 and 251,704,987.20 is: 377,727,777.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,570,830.40 : 838,234,159.20 = 251,704,987.20 : x
  2. Step 2: Convert to fraction form
    558,570,830.40/838,234,159.20 = 251,704,987.20/x
  3. Step 3: Cross multiply
    558,570,830.40x = 838,234,159.20 × 251,704,987.20
  4. Step 4: Simplify right side
    558,570,830.40x = 210,987,718,312,038,752
  5. Step 5: Solve for x
    x = 210,987,718,312,038,752/558,570,830.40
  6. Step 6: Final answer
    x = 377,727,777.44

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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.