Home / 363,603,739,508.10-501,689,937,152.05-217,087,737,309.27

Finding the Fourth Proportional to 363,603,739,508.10, 501,689,937,152.05 and 217,087,737,309.27

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Solution

The fourth proportional to 363,603,739,508.10, 501,689,937,152.05 and 217,087,737,309.27 is: 299,531,389,403.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,603,739,508.10 : 501,689,937,152.05 = 217,087,737,309.27 : x
  2. Step 2: Convert to fraction form
    363,603,739,508.10/501,689,937,152.05 = 217,087,737,309.27/x
  3. Step 3: Cross multiply
    363,603,739,508.10x = 501,689,937,152.05 × 217,087,737,309.27
  4. Step 4: Simplify right side
    363,603,739,508.10x = 108,910,733,287,168,403,308,544
  5. Step 5: Solve for x
    x = 108,910,733,287,168,403,308,544/363,603,739,508.10
  6. Step 6: Final answer
    x = 299,531,389,403.50

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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.