Home / 90,031,784.93-124,205,817.96-60,272,020.59

Finding the Fourth Proportional to 90,031,784.93, 124,205,817.96 and 60,272,020.59

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Solution

The fourth proportional to 90,031,784.93, 124,205,817.96 and 60,272,020.59 is: 83,149,918.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,031,784.93 : 124,205,817.96 = 60,272,020.59 : x
  2. Step 2: Convert to fraction form
    90,031,784.93/124,205,817.96 = 60,272,020.59/x
  3. Step 3: Cross multiply
    90,031,784.93x = 124,205,817.96 × 60,272,020.59
  4. Step 4: Simplify right side
    90,031,784.93x = 7,486,135,617,017,140
  5. Step 5: Solve for x
    x = 7,486,135,617,017,140/90,031,784.93
  6. Step 6: Final answer
    x = 83,149,918.91

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