Home / 89,163,184.42-133,592,309.93-69,724,904.25

Finding the Fourth Proportional to 89,163,184.42, 133,592,309.93 and 69,724,904.25

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Solution

The fourth proportional to 89,163,184.42, 133,592,309.93 and 69,724,904.25 is: 104,468,128.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,163,184.42 : 133,592,309.93 = 69,724,904.25 : x
  2. Step 2: Convert to fraction form
    89,163,184.42/133,592,309.93 = 69,724,904.25/x
  3. Step 3: Cross multiply
    89,163,184.42x = 133,592,309.93 × 69,724,904.25
  4. Step 4: Simplify right side
    89,163,184.42x = 9,314,711,018,688,306
  5. Step 5: Solve for x
    x = 9,314,711,018,688,306/89,163,184.42
  6. Step 6: Final answer
    x = 104,468,128.62

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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.