Home / 48,357,403.20-72,536,104.80-42,058,843.20

Finding the Fourth Proportional to 48,357,403.20, 72,536,104.80 and 42,058,843.20

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Solution

The fourth proportional to 48,357,403.20, 72,536,104.80 and 42,058,843.20 is: 63,088,264.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,357,403.20 : 72,536,104.80 = 42,058,843.20 : x
  2. Step 2: Convert to fraction form
    48,357,403.20/72,536,104.80 = 42,058,843.20/x
  3. Step 3: Cross multiply
    48,357,403.20x = 72,536,104.80 × 42,058,843.20
  4. Step 4: Simplify right side
    48,357,403.20x = 3,050,784,658,121,967.50
  5. Step 5: Solve for x
    x = 3,050,784,658,121,967.50/48,357,403.20
  6. Step 6: Final answer
    x = 63,088,264.80

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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.