Home / 9,290,376,046.20-13,935,564,069.30-8,274,544,289.40

Finding the Fourth Proportional to 9,290,376,046.20, 13,935,564,069.30 and 8,274,544,289.40

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Solution

The fourth proportional to 9,290,376,046.20, 13,935,564,069.30 and 8,274,544,289.40 is: 12,411,816,434.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,290,376,046.20 : 13,935,564,069.30 = 8,274,544,289.40 : x
  2. Step 2: Convert to fraction form
    9,290,376,046.20/13,935,564,069.30 = 8,274,544,289.40/x
  3. Step 3: Cross multiply
    9,290,376,046.20x = 13,935,564,069.30 × 8,274,544,289.40
  4. Step 4: Simplify right side
    9,290,376,046.20x = 115,310,442,089,194,127,360
  5. Step 5: Solve for x
    x = 115,310,442,089,194,127,360/9,290,376,046.20
  6. Step 6: Final answer
    x = 12,411,816,434.10

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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.