Home / 929,146,954.92-1,393,720,432.11-346,926,668.82

Finding the Fourth Proportional to 929,146,954.92, 1,393,720,432.11 and 346,926,668.82

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Solution

The fourth proportional to 929,146,954.92, 1,393,720,432.11 and 346,926,668.82 is: 520,390,003.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,146,954.92 : 1,393,720,432.11 = 346,926,668.82 : x
  2. Step 2: Convert to fraction form
    929,146,954.92/1,393,720,432.11 = 346,926,668.82/x
  3. Step 3: Cross multiply
    929,146,954.92x = 1,393,720,432.11 × 346,926,668.82
  4. Step 4: Simplify right side
    929,146,954.92x = 483,518,786,778,293,248
  5. Step 5: Solve for x
    x = 483,518,786,778,293,248/929,146,954.92
  6. Step 6: Final answer
    x = 520,390,003.13

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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.