Home / 104,575,607.40-156,863,411.10-47,179,979.40

Finding the Fourth Proportional to 104,575,607.40, 156,863,411.10 and 47,179,979.40

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Solution

The fourth proportional to 104,575,607.40, 156,863,411.10 and 47,179,979.40 is: 70,769,969.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,575,607.40 : 156,863,411.10 = 47,179,979.40 : x
  2. Step 2: Convert to fraction form
    104,575,607.40/156,863,411.10 = 47,179,979.40/x
  3. Step 3: Cross multiply
    104,575,607.40x = 156,863,411.10 × 47,179,979.40
  4. Step 4: Simplify right side
    104,575,607.40x = 7,400,812,504,311,731
  5. Step 5: Solve for x
    x = 7,400,812,504,311,731/104,575,607.40
  6. Step 6: Final answer
    x = 70,769,969.10

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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.