Home / 99,642,302.10-149,463,453.15-45,894,590.10

Finding the Fourth Proportional to 99,642,302.10, 149,463,453.15 and 45,894,590.10

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Solution

The fourth proportional to 99,642,302.10, 149,463,453.15 and 45,894,590.10 is: 68,841,885.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,642,302.10 : 149,463,453.15 = 45,894,590.10 : x
  2. Step 2: Convert to fraction form
    99,642,302.10/149,463,453.15 = 45,894,590.10/x
  3. Step 3: Cross multiply
    99,642,302.10x = 149,463,453.15 × 45,894,590.10
  4. Step 4: Simplify right side
    99,642,302.10x = 6,859,563,917,249,804
  5. Step 5: Solve for x
    x = 6,859,563,917,249,804/99,642,302.10
  6. Step 6: Final answer
    x = 68,841,885.15

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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.