Home / 144,146,807.60-216,248,030.10-47,076,418.94

Finding the Fourth Proportional to 144,146,807.60, 216,248,030.10 and 47,076,418.94

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Solution

The fourth proportional to 144,146,807.60, 216,248,030.10 and 47,076,418.94 is: 70,623,713.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,146,807.60 : 216,248,030.10 = 47,076,418.94 : x
  2. Step 2: Convert to fraction form
    144,146,807.60/216,248,030.10 = 47,076,418.94/x
  3. Step 3: Cross multiply
    144,146,807.60x = 216,248,030.10 × 47,076,418.94
  4. Step 4: Simplify right side
    144,146,807.60x = 10,180,182,858,856,090
  5. Step 5: Solve for x
    x = 10,180,182,858,856,090/144,146,807.60
  6. Step 6: Final answer
    x = 70,623,713.62

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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.