Home / 249,043,811.80-373,565,717.70-87,485,747.80

Finding the Fourth Proportional to 249,043,811.80, 373,565,717.70 and 87,485,747.80

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Solution

The fourth proportional to 249,043,811.80, 373,565,717.70 and 87,485,747.80 is: 131,228,621.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,043,811.80 : 373,565,717.70 = 87,485,747.80 : x
  2. Step 2: Convert to fraction form
    249,043,811.80/373,565,717.70 = 87,485,747.80/x
  3. Step 3: Cross multiply
    249,043,811.80x = 373,565,717.70 × 87,485,747.80
  4. Step 4: Simplify right side
    249,043,811.80x = 32,681,676,165,428,192
  5. Step 5: Solve for x
    x = 32,681,676,165,428,192/249,043,811.80
  6. Step 6: Final answer
    x = 131,228,621.70

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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.