Home / 70,723,206.30-106,084,809.45-53,717,094.30

Finding the Fourth Proportional to 70,723,206.30, 106,084,809.45 and 53,717,094.30

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Solution

The fourth proportional to 70,723,206.30, 106,084,809.45 and 53,717,094.30 is: 80,575,641.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,723,206.30 : 106,084,809.45 = 53,717,094.30 : x
  2. Step 2: Convert to fraction form
    70,723,206.30/106,084,809.45 = 53,717,094.30/x
  3. Step 3: Cross multiply
    70,723,206.30x = 106,084,809.45 × 53,717,094.30
  4. Step 4: Simplify right side
    70,723,206.30x = 5,698,567,713,023,181
  5. Step 5: Solve for x
    x = 5,698,567,713,023,181/70,723,206.30
  6. Step 6: Final answer
    x = 80,575,641.45

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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.