Home / 158,806,384.02-219,126,442.05-93,607,423.38

Finding the Fourth Proportional to 158,806,384.02, 219,126,442.05 and 93,607,423.38

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Solution

The fourth proportional to 158,806,384.02, 219,126,442.05 and 93,607,423.38 is: 129,162,701.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,806,384.02 : 219,126,442.05 = 93,607,423.38 : x
  2. Step 2: Convert to fraction form
    158,806,384.02/219,126,442.05 = 93,607,423.38/x
  3. Step 3: Cross multiply
    158,806,384.02x = 219,126,442.05 × 93,607,423.38
  4. Step 4: Simplify right side
    158,806,384.02x = 20,511,861,634,727,384
  5. Step 5: Solve for x
    x = 20,511,861,634,727,384/158,806,384.02
  6. Step 6: Final answer
    x = 129,162,701.87

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1.5x scale

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.