Home / 80,497,535.61-111,089,334.36-45,221,572.80

Finding the Fourth Proportional to 80,497,535.61, 111,089,334.36 and 45,221,572.80

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Solution

The fourth proportional to 80,497,535.61, 111,089,334.36 and 45,221,572.80 is: 62,407,307.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,497,535.61 : 111,089,334.36 = 45,221,572.80 : x
  2. Step 2: Convert to fraction form
    80,497,535.61/111,089,334.36 = 45,221,572.80/x
  3. Step 3: Cross multiply
    80,497,535.61x = 111,089,334.36 × 45,221,572.80
  4. Step 4: Simplify right side
    80,497,535.61x = 5,023,634,421,064,281
  5. Step 5: Solve for x
    x = 5,023,634,421,064,281/80,497,535.61
  6. Step 6: Final answer
    x = 62,407,307.04

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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.