Home / 48,387,730,693.20-72,581,596,039.80-40,122,760,261.20

Finding the Fourth Proportional to 48,387,730,693.20, 72,581,596,039.80 and 40,122,760,261.20

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Solution

The fourth proportional to 48,387,730,693.20, 72,581,596,039.80 and 40,122,760,261.20 is: 60,184,140,391.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,387,730,693.20 : 72,581,596,039.80 = 40,122,760,261.20 : x
  2. Step 2: Convert to fraction form
    48,387,730,693.20/72,581,596,039.80 = 40,122,760,261.20/x
  3. Step 3: Cross multiply
    48,387,730,693.20x = 72,581,596,039.80 × 40,122,760,261.20
  4. Step 4: Simplify right side
    48,387,730,693.20x = 2,912,173,977,280,158,629,888
  5. Step 5: Solve for x
    x = 2,912,173,977,280,158,629,888/48,387,730,693.20
  6. Step 6: Final answer
    x = 60,184,140,391.80

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1.5x scale

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.