Home / 88,985,111.20-133,477,666.80-28,406,960.80

Finding the Fourth Proportional to 88,985,111.20, 133,477,666.80 and 28,406,960.80

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Solution

The fourth proportional to 88,985,111.20, 133,477,666.80 and 28,406,960.80 is: 42,610,441.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,985,111.20 : 133,477,666.80 = 28,406,960.80 : x
  2. Step 2: Convert to fraction form
    88,985,111.20/133,477,666.80 = 28,406,960.80/x
  3. Step 3: Cross multiply
    88,985,111.20x = 133,477,666.80 × 28,406,960.80
  4. Step 4: Simplify right side
    88,985,111.20x = 3,791,694,848,463,061.50
  5. Step 5: Solve for x
    x = 3,791,694,848,463,061.50/88,985,111.20
  6. Step 6: Final answer
    x = 42,610,441.20

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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.