Home / 181,006,638.66-249,768,811.71-106,662,373.02

Finding the Fourth Proportional to 181,006,638.66, 249,768,811.71 and 106,662,373.02

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Solution

The fourth proportional to 181,006,638.66, 249,768,811.71 and 106,662,373.02 is: 147,182,083.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,006,638.66 : 249,768,811.71 = 106,662,373.02 : x
  2. Step 2: Convert to fraction form
    181,006,638.66/249,768,811.71 = 106,662,373.02/x
  3. Step 3: Cross multiply
    181,006,638.66x = 249,768,811.71 × 106,662,373.02
  4. Step 4: Simplify right side
    181,006,638.66x = 26,640,934,163,374,164
  5. Step 5: Solve for x
    x = 26,640,934,163,374,164/181,006,638.66
  6. Step 6: Final answer
    x = 147,182,083.27

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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.