Home / 147,842,632.88-204,048,443.62-89,105,374.66

Finding the Fourth Proportional to 147,842,632.88, 204,048,443.62 and 89,105,374.66

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Solution

The fourth proportional to 147,842,632.88, 204,048,443.62 and 89,105,374.66 is: 122,980,852.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,842,632.88 : 204,048,443.62 = 89,105,374.66 : x
  2. Step 2: Convert to fraction form
    147,842,632.88/204,048,443.62 = 89,105,374.66/x
  3. Step 3: Cross multiply
    147,842,632.88x = 204,048,443.62 × 89,105,374.66
  4. Step 4: Simplify right side
    147,842,632.88x = 18,181,813,017,549,988
  5. Step 5: Solve for x
    x = 18,181,813,017,549,988/147,842,632.88
  6. Step 6: Final answer
    x = 122,980,852.43

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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.