Home / 109,649,706.48-151,385,381.12-70,559,416.10

Finding the Fourth Proportional to 109,649,706.48, 151,385,381.12 and 70,559,416.10

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Solution

The fourth proportional to 109,649,706.48, 151,385,381.12 and 70,559,416.10 is: 97,416,258.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,649,706.48 : 151,385,381.12 = 70,559,416.10 : x
  2. Step 2: Convert to fraction form
    109,649,706.48/151,385,381.12 = 70,559,416.10/x
  3. Step 3: Cross multiply
    109,649,706.48x = 151,385,381.12 × 70,559,416.10
  4. Step 4: Simplify right side
    109,649,706.48x = 10,681,664,098,458,028
  5. Step 5: Solve for x
    x = 10,681,664,098,458,028/109,649,706.48
  6. Step 6: Final answer
    x = 97,416,258.02

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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.