Home / 85,151,443.86-127,260,641.16-62,170,829.37

Finding the Fourth Proportional to 85,151,443.86, 127,260,641.16 and 62,170,829.37

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Solution

The fourth proportional to 85,151,443.86, 127,260,641.16 and 62,170,829.37 is: 92,915,624.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,151,443.86 : 127,260,641.16 = 62,170,829.37 : x
  2. Step 2: Convert to fraction form
    85,151,443.86/127,260,641.16 = 62,170,829.37/x
  3. Step 3: Cross multiply
    85,151,443.86x = 127,260,641.16 × 62,170,829.37
  4. Step 4: Simplify right side
    85,151,443.86x = 7,911,899,607,075,158
  5. Step 5: Solve for x
    x = 7,911,899,607,075,158/85,151,443.86
  6. Step 6: Final answer
    x = 92,915,624.78

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.