Home / 86,894,905-130,359,142.14-33,038,029.48

Finding the Fourth Proportional to 86,894,905, 130,359,142.14 and 33,038,029.48

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Solution

The fourth proportional to 86,894,905, 130,359,142.14 and 33,038,029.48 is: 49,563,425.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,894,905 : 130,359,142.14 = 33,038,029.48 : x
  2. Step 2: Convert to fraction form
    86,894,905/130,359,142.14 = 33,038,029.48/x
  3. Step 3: Cross multiply
    86,894,905x = 130,359,142.14 × 33,038,029.48
  4. Step 4: Simplify right side
    86,894,905x = 4,306,809,181,008,830.50
  5. Step 5: Solve for x
    x = 4,306,809,181,008,830.50/86,894,905
  6. Step 6: Final answer
    x = 49,563,425.85

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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.