Home / 286,656,768,251.60-429,985,152,377.40-87,940,727,445.20

Finding the Fourth Proportional to 286,656,768,251.60, 429,985,152,377.40 and 87,940,727,445.20

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Solution

The fourth proportional to 286,656,768,251.60, 429,985,152,377.40 and 87,940,727,445.20 is: 131,911,091,167.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,656,768,251.60 : 429,985,152,377.40 = 87,940,727,445.20 : x
  2. Step 2: Convert to fraction form
    286,656,768,251.60/429,985,152,377.40 = 87,940,727,445.20/x
  3. Step 3: Cross multiply
    286,656,768,251.60x = 429,985,152,377.40 × 87,940,727,445.20
  4. Step 4: Simplify right side
    286,656,768,251.60x = 37,813,207,090,703,724,707,840
  5. Step 5: Solve for x
    x = 37,813,207,090,703,724,707,840/286,656,768,251.60
  6. Step 6: Final answer
    x = 131,911,091,167.80

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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.