Home / 21,567,870,679.40-32,351,806,019.10-8,482,094,397.80

Finding the Fourth Proportional to 21,567,870,679.40, 32,351,806,019.10 and 8,482,094,397.80

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Solution

The fourth proportional to 21,567,870,679.40, 32,351,806,019.10 and 8,482,094,397.80 is: 12,723,141,596.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,567,870,679.40 : 32,351,806,019.10 = 8,482,094,397.80 : x
  2. Step 2: Convert to fraction form
    21,567,870,679.40/32,351,806,019.10 = 8,482,094,397.80/x
  3. Step 3: Cross multiply
    21,567,870,679.40x = 32,351,806,019.10 × 8,482,094,397.80
  4. Step 4: Simplify right side
    21,567,870,679.40x = 274,411,072,593,320,411,136
  5. Step 5: Solve for x
    x = 274,411,072,593,320,411,136/21,567,870,679.40
  6. Step 6: Final answer
    x = 12,723,141,596.70

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Double scale
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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.