Home / 68,890,746.96-95,165,926.92-65,262,776.40

Finding the Fourth Proportional to 68,890,746.96, 95,165,926.92 and 65,262,776.40

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Solution

The fourth proportional to 68,890,746.96, 95,165,926.92 and 65,262,776.40 is: 90,154,235.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,890,746.96 : 95,165,926.92 = 65,262,776.40 : x
  2. Step 2: Convert to fraction form
    68,890,746.96/95,165,926.92 = 65,262,776.40/x
  3. Step 3: Cross multiply
    68,890,746.96x = 95,165,926.92 × 65,262,776.40
  4. Step 4: Simplify right side
    68,890,746.96x = 6,210,792,609,478,701
  5. Step 5: Solve for x
    x = 6,210,792,609,478,701/68,890,746.96
  6. Step 6: Final answer
    x = 90,154,235.27

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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.