Home / 28,550,479,177.62-42,827,141,263.85-10,865,527,528.69

Finding the Fourth Proportional to 28,550,479,177.62, 42,827,141,263.85 and 10,865,527,528.69

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Solution

The fourth proportional to 28,550,479,177.62, 42,827,141,263.85 and 10,865,527,528.69 is: 16,298,832,656.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,550,479,177.62 : 42,827,141,263.85 = 10,865,527,528.69 : x
  2. Step 2: Convert to fraction form
    28,550,479,177.62/42,827,141,263.85 = 10,865,527,528.69/x
  3. Step 3: Cross multiply
    28,550,479,177.62x = 42,827,141,263.85 × 10,865,527,528.69
  4. Step 4: Simplify right side
    28,550,479,177.62x = 465,339,482,377,457,631,232
  5. Step 5: Solve for x
    x = 465,339,482,377,457,631,232/28,550,479,177.62
  6. Step 6: Final answer
    x = 16,298,832,656.45

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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.