Home / 113,765,904-156,995,829.82-61,553,794.04

Finding the Fourth Proportional to 113,765,904, 156,995,829.82 and 61,553,794.04

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Solution

The fourth proportional to 113,765,904, 156,995,829.82 and 61,553,794.04 is: 84,943,631.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,765,904 : 156,995,829.82 = 61,553,794.04 : x
  2. Step 2: Convert to fraction form
    113,765,904/156,995,829.82 = 61,553,794.04/x
  3. Step 3: Cross multiply
    113,765,904x = 156,995,829.82 × 61,553,794.04
  4. Step 4: Simplify right side
    113,765,904x = 9,663,688,973,879,170
  5. Step 5: Solve for x
    x = 9,663,688,973,879,170/113,765,904
  6. Step 6: Final answer
    x = 84,943,631.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.