Home / 70,325,089.10-105,487,633.65-47,366,837.90

Finding the Fourth Proportional to 70,325,089.10, 105,487,633.65 and 47,366,837.90

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Solution

The fourth proportional to 70,325,089.10, 105,487,633.65 and 47,366,837.90 is: 71,050,256.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,325,089.10 : 105,487,633.65 = 47,366,837.90 : x
  2. Step 2: Convert to fraction form
    70,325,089.10/105,487,633.65 = 47,366,837.90/x
  3. Step 3: Cross multiply
    70,325,089.10x = 105,487,633.65 × 47,366,837.90
  4. Step 4: Simplify right side
    70,325,089.10x = 4,996,615,643,554,135
  5. Step 5: Solve for x
    x = 4,996,615,643,554,135/70,325,089.10
  6. Step 6: Final answer
    x = 71,050,256.85

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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.