Home / 141,182,509.70-211,773,764.55-64,655,005.70

Finding the Fourth Proportional to 141,182,509.70, 211,773,764.55 and 64,655,005.70

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Solution

The fourth proportional to 141,182,509.70, 211,773,764.55 and 64,655,005.70 is: 96,982,508.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,182,509.70 : 211,773,764.55 = 64,655,005.70 : x
  2. Step 2: Convert to fraction form
    141,182,509.70/211,773,764.55 = 64,655,005.70/x
  3. Step 3: Cross multiply
    141,182,509.70x = 211,773,764.55 × 64,655,005.70
  4. Step 4: Simplify right side
    141,182,509.70x = 13,692,233,954,090,710
  5. Step 5: Solve for x
    x = 13,692,233,954,090,710/141,182,509.70
  6. Step 6: Final answer
    x = 96,982,508.55

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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.