Home / 74,860,106.70-112,290,160.05-63,900,612.30

Finding the Fourth Proportional to 74,860,106.70, 112,290,160.05 and 63,900,612.30

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Solution

The fourth proportional to 74,860,106.70, 112,290,160.05 and 63,900,612.30 is: 95,850,918.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,860,106.70 : 112,290,160.05 = 63,900,612.30 : x
  2. Step 2: Convert to fraction form
    74,860,106.70/112,290,160.05 = 63,900,612.30/x
  3. Step 3: Cross multiply
    74,860,106.70x = 112,290,160.05 × 63,900,612.30
  4. Step 4: Simplify right side
    74,860,106.70x = 7,175,409,982,459,998
  5. Step 5: Solve for x
    x = 7,175,409,982,459,998/74,860,106.70
  6. Step 6: Final answer
    x = 95,850,918.45

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Similar ratio
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1.5x scale

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.