Home / 47,304,487.80-70,956,731.70-42,202,654.20

Finding the Fourth Proportional to 47,304,487.80, 70,956,731.70 and 42,202,654.20

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Solution

The fourth proportional to 47,304,487.80, 70,956,731.70 and 42,202,654.20 is: 63,303,981.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,304,487.80 : 70,956,731.70 = 42,202,654.20 : x
  2. Step 2: Convert to fraction form
    47,304,487.80/70,956,731.70 = 42,202,654.20/x
  3. Step 3: Cross multiply
    47,304,487.80x = 70,956,731.70 × 42,202,654.20
  4. Step 4: Simplify right side
    47,304,487.80x = 2,994,562,411,097,278.50
  5. Step 5: Solve for x
    x = 2,994,562,411,097,278.50/47,304,487.80
  6. Step 6: Final answer
    x = 63,303,981.30

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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.