Home / 119,908,011.80-179,578,691.04-58,539,197.72

Finding the Fourth Proportional to 119,908,011.80, 179,578,691.04 and 58,539,197.72

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Solution

The fourth proportional to 119,908,011.80, 179,578,691.04 and 58,539,197.72 is: 87,670,476.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,908,011.80 : 179,578,691.04 = 58,539,197.72 : x
  2. Step 2: Convert to fraction form
    119,908,011.80/179,578,691.04 = 58,539,197.72/x
  3. Step 3: Cross multiply
    119,908,011.80x = 179,578,691.04 × 58,539,197.72
  4. Step 4: Simplify right side
    119,908,011.80x = 10,512,392,501,089,352
  5. Step 5: Solve for x
    x = 10,512,392,501,089,352/119,908,011.80
  6. Step 6: Final answer
    x = 87,670,476.25

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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.