Home / 29,281,927,446.32-40,406,236,280.89-16,422,089,478.62

Finding the Fourth Proportional to 29,281,927,446.32, 40,406,236,280.89 and 16,422,089,478.62

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Solution

The fourth proportional to 29,281,927,446.32, 40,406,236,280.89 and 16,422,089,478.62 is: 22,660,899,932.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,281,927,446.32 : 40,406,236,280.89 = 16,422,089,478.62 : x
  2. Step 2: Convert to fraction form
    29,281,927,446.32/40,406,236,280.89 = 16,422,089,478.62/x
  3. Step 3: Cross multiply
    29,281,927,446.32x = 40,406,236,280.89 × 16,422,089,478.62
  4. Step 4: Simplify right side
    29,281,927,446.32x = 663,554,827,698,786,140,160
  5. Step 5: Solve for x
    x = 663,554,827,698,786,140,160/29,281,927,446.32
  6. Step 6: Final answer
    x = 22,660,899,932.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.