Home / 145,635,275.20-218,452,912.80-37,929,899.20

Finding the Fourth Proportional to 145,635,275.20, 218,452,912.80 and 37,929,899.20

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Solution

The fourth proportional to 145,635,275.20, 218,452,912.80 and 37,929,899.20 is: 56,894,848.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,635,275.20 : 218,452,912.80 = 37,929,899.20 : x
  2. Step 2: Convert to fraction form
    145,635,275.20/218,452,912.80 = 37,929,899.20/x
  3. Step 3: Cross multiply
    145,635,275.20x = 218,452,912.80 × 37,929,899.20
  4. Step 4: Simplify right side
    145,635,275.20x = 8,285,896,962,450,391
  5. Step 5: Solve for x
    x = 8,285,896,962,450,391/145,635,275.20
  6. Step 6: Final answer
    x = 56,894,848.80

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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.