Home / 86,737,582.98-130,064,520.75-50,355,132.12

Finding the Fourth Proportional to 86,737,582.98, 130,064,520.75 and 50,355,132.12

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Solution

The fourth proportional to 86,737,582.98, 130,064,520.75 and 50,355,132.12 is: 75,508,400.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,737,582.98 : 130,064,520.75 = 50,355,132.12 : x
  2. Step 2: Convert to fraction form
    86,737,582.98/130,064,520.75 = 50,355,132.12/x
  3. Step 3: Cross multiply
    86,737,582.98x = 130,064,520.75 × 50,355,132.12
  4. Step 4: Simplify right side
    86,737,582.98x = 6,549,416,126,490,731
  5. Step 5: Solve for x
    x = 6,549,416,126,490,731/86,737,582.98
  6. Step 6: Final answer
    x = 75,508,400.18

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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.