Home / 48,406,952.90-72,610,429.35-42,434,984.90

Finding the Fourth Proportional to 48,406,952.90, 72,610,429.35 and 42,434,984.90

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Solution

The fourth proportional to 48,406,952.90, 72,610,429.35 and 42,434,984.90 is: 63,652,477.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,406,952.90 : 72,610,429.35 = 42,434,984.90 : x
  2. Step 2: Convert to fraction form
    48,406,952.90/72,610,429.35 = 42,434,984.90/x
  3. Step 3: Cross multiply
    48,406,952.90x = 72,610,429.35 × 42,434,984.90
  4. Step 4: Simplify right side
    48,406,952.90x = 3,081,222,473,049,766.50
  5. Step 5: Solve for x
    x = 3,081,222,473,049,766.50/48,406,952.90
  6. Step 6: Final answer
    x = 63,652,477.35

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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.