Home / 142,578,560.34-213,833,596.95-65,827,846.26

Finding the Fourth Proportional to 142,578,560.34, 213,833,596.95 and 65,827,846.26

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Solution

The fourth proportional to 142,578,560.34, 213,833,596.95 and 65,827,846.26 is: 98,725,959.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,578,560.34 : 213,833,596.95 = 65,827,846.26 : x
  2. Step 2: Convert to fraction form
    142,578,560.34/213,833,596.95 = 65,827,846.26/x
  3. Step 3: Cross multiply
    142,578,560.34x = 213,833,596.95 × 65,827,846.26
  4. Step 4: Simplify right side
    142,578,560.34x = 14,076,205,145,247,404
  5. Step 5: Solve for x
    x = 14,076,205,145,247,404/142,578,560.34
  6. Step 6: Final answer
    x = 98,725,959.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.