Home / 105,527,852.02-145,628,449.59-58,487,962.40

Finding the Fourth Proportional to 105,527,852.02, 145,628,449.59 and 58,487,962.40

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Solution

The fourth proportional to 105,527,852.02, 145,628,449.59 and 58,487,962.40 is: 80,713,395.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,527,852.02 : 145,628,449.59 = 58,487,962.40 : x
  2. Step 2: Convert to fraction form
    105,527,852.02/145,628,449.59 = 58,487,962.40/x
  3. Step 3: Cross multiply
    105,527,852.02x = 145,628,449.59 × 58,487,962.40
  4. Step 4: Simplify right side
    105,527,852.02x = 8,517,511,283,588,850
  5. Step 5: Solve for x
    x = 8,517,511,283,588,850/105,527,852.02
  6. Step 6: Final answer
    x = 80,713,395.76

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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.