Home / 191,264,866.80-286,897,290.60-181,971,739.76

Finding the Fourth Proportional to 191,264,866.80, 286,897,290.60 and 181,971,739.76

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Solution

The fourth proportional to 191,264,866.80, 286,897,290.60 and 181,971,739.76 is: 272,957,600.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,264,866.80 : 286,897,290.60 = 181,971,739.76 : x
  2. Step 2: Convert to fraction form
    191,264,866.80/286,897,290.60 = 181,971,739.76/x
  3. Step 3: Cross multiply
    191,264,866.80x = 286,897,290.60 × 181,971,739.76
  4. Step 4: Simplify right side
    191,264,866.80x = 52,207,199,102,912,296
  5. Step 5: Solve for x
    x = 52,207,199,102,912,296/191,264,866.80
  6. Step 6: Final answer
    x = 272,957,600.51

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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.