Home / 89,346,851.70-134,020,277.55-28,762,577.70

Finding the Fourth Proportional to 89,346,851.70, 134,020,277.55 and 28,762,577.70

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Solution

The fourth proportional to 89,346,851.70, 134,020,277.55 and 28,762,577.70 is: 43,143,866.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,346,851.70 : 134,020,277.55 = 28,762,577.70 : x
  2. Step 2: Convert to fraction form
    89,346,851.70/134,020,277.55 = 28,762,577.70/x
  3. Step 3: Cross multiply
    89,346,851.70x = 134,020,277.55 × 28,762,577.70
  4. Step 4: Simplify right side
    89,346,851.70x = 3,854,768,646,407,440.50
  5. Step 5: Solve for x
    x = 3,854,768,646,407,440.50/89,346,851.70
  6. Step 6: Final answer
    x = 43,143,866.55

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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.