Home / 747,510,311.92-1,031,533,006.38-429,946,407.76

Finding the Fourth Proportional to 747,510,311.92, 1,031,533,006.38 and 429,946,407.76

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Solution

The fourth proportional to 747,510,311.92, 1,031,533,006.38 and 429,946,407.76 is: 593,308,083.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,510,311.92 : 1,031,533,006.38 = 429,946,407.76 : x
  2. Step 2: Convert to fraction form
    747,510,311.92/1,031,533,006.38 = 429,946,407.76/x
  3. Step 3: Cross multiply
    747,510,311.92x = 1,031,533,006.38 × 429,946,407.76
  4. Step 4: Simplify right side
    747,510,311.92x = 443,503,910,578,954,176
  5. Step 5: Solve for x
    x = 443,503,910,578,954,176/747,510,311.92
  6. Step 6: Final answer
    x = 593,308,083.52

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.