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Finding the Fourth Proportional to 330,953,752.02, 456,748,437.48 and 247,176,435.96

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Solution

The fourth proportional to 330,953,752.02, 456,748,437.48 and 247,176,435.96 is: 341,127,575.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,953,752.02 : 456,748,437.48 = 247,176,435.96 : x
  2. Step 2: Convert to fraction form
    330,953,752.02/456,748,437.48 = 247,176,435.96/x
  3. Step 3: Cross multiply
    330,953,752.02x = 456,748,437.48 × 247,176,435.96
  4. Step 4: Simplify right side
    330,953,752.02x = 112,897,450,906,605,296
  5. Step 5: Solve for x
    x = 112,897,450,906,605,296/330,953,752.02
  6. Step 6: Final answer
    x = 341,127,575.13

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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.