Home / 141,441,456.48-212,196,826.80-49,312,419.36

Finding the Fourth Proportional to 141,441,456.48, 212,196,826.80 and 49,312,419.36

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Solution

The fourth proportional to 141,441,456.48, 212,196,826.80 and 49,312,419.36 is: 73,980,706.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,441,456.48 : 212,196,826.80 = 49,312,419.36 : x
  2. Step 2: Convert to fraction form
    141,441,456.48/212,196,826.80 = 49,312,419.36/x
  3. Step 3: Cross multiply
    141,441,456.48x = 212,196,826.80 × 49,312,419.36
  4. Step 4: Simplify right side
    141,441,456.48x = 10,463,938,910,022,888
  5. Step 5: Solve for x
    x = 10,463,938,910,022,888/141,441,456.48
  6. Step 6: Final answer
    x = 73,980,706.72

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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.