Home / 86,737,581.48-130,064,518.50-50,355,130.62

Finding the Fourth Proportional to 86,737,581.48, 130,064,518.50 and 50,355,130.62

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Solution

The fourth proportional to 86,737,581.48, 130,064,518.50 and 50,355,130.62 is: 75,508,397.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,737,581.48 : 130,064,518.50 = 50,355,130.62 : x
  2. Step 2: Convert to fraction form
    86,737,581.48/130,064,518.50 = 50,355,130.62/x
  3. Step 3: Cross multiply
    86,737,581.48x = 130,064,518.50 × 50,355,130.62
  4. Step 4: Simplify right side
    86,737,581.48x = 6,549,415,818,094,906
  5. Step 5: Solve for x
    x = 6,549,415,818,094,906/86,737,581.48
  6. Step 6: Final answer
    x = 75,508,397.93

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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.