Home / 305,156,813.30-457,692,102.41-97,868,284.46

Finding the Fourth Proportional to 305,156,813.30, 457,692,102.41 and 97,868,284.46

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Solution

The fourth proportional to 305,156,813.30, 457,692,102.41 and 97,868,284.46 is: 146,788,598.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,156,813.30 : 457,692,102.41 = 97,868,284.46 : x
  2. Step 2: Convert to fraction form
    305,156,813.30/457,692,102.41 = 97,868,284.46/x
  3. Step 3: Cross multiply
    305,156,813.30x = 457,692,102.41 × 97,868,284.46
  4. Step 4: Simplify right side
    305,156,813.30x = 44,793,540,870,979,528
  5. Step 5: Solve for x
    x = 44,793,540,870,979,528/305,156,813.30
  6. Step 6: Final answer
    x = 146,788,598.25

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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.