Home / 86,445,898.84-129,461,074.66-49,445,617.14

Finding the Fourth Proportional to 86,445,898.84, 129,461,074.66 and 49,445,617.14

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Solution

The fourth proportional to 86,445,898.84, 129,461,074.66 and 49,445,617.14 is: 74,049,582.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,445,898.84 : 129,461,074.66 = 49,445,617.14 : x
  2. Step 2: Convert to fraction form
    86,445,898.84/129,461,074.66 = 49,445,617.14/x
  3. Step 3: Cross multiply
    86,445,898.84x = 129,461,074.66 × 49,445,617.14
  4. Step 4: Simplify right side
    86,445,898.84x = 6,401,282,732,171,316
  5. Step 5: Solve for x
    x = 6,401,282,732,171,316/86,445,898.84
  6. Step 6: Final answer
    x = 74,049,582.66

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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.