Home / 106,709,877.90-147,259,728.54-57,817,305.90

Finding the Fourth Proportional to 106,709,877.90, 147,259,728.54 and 57,817,305.90

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Solution

The fourth proportional to 106,709,877.90, 147,259,728.54 and 57,817,305.90 is: 79,787,934.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,709,877.90 : 147,259,728.54 = 57,817,305.90 : x
  2. Step 2: Convert to fraction form
    106,709,877.90/147,259,728.54 = 57,817,305.90/x
  3. Step 3: Cross multiply
    106,709,877.90x = 147,259,728.54 × 57,817,305.90
  4. Step 4: Simplify right side
    106,709,877.90x = 8,514,160,771,748,140
  5. Step 5: Solve for x
    x = 8,514,160,771,748,140/106,709,877.90
  6. Step 6: Final answer
    x = 79,787,934.72

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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.