Home / 342,427,148.91-513,634,711.95-237,285,533.07

Finding the Fourth Proportional to 342,427,148.91, 513,634,711.95 and 237,285,533.07

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Solution

The fourth proportional to 342,427,148.91, 513,634,711.95 and 237,285,533.07 is: 355,924,133.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,427,148.91 : 513,634,711.95 = 237,285,533.07 : x
  2. Step 2: Convert to fraction form
    342,427,148.91/513,634,711.95 = 237,285,533.07/x
  3. Step 3: Cross multiply
    342,427,148.91x = 513,634,711.95 × 237,285,533.07
  4. Step 4: Simplify right side
    342,427,148.91x = 121,878,086,428,311,648
  5. Step 5: Solve for x
    x = 121,878,086,428,311,648/342,427,148.91
  6. Step 6: Final answer
    x = 355,924,133.98

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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.