Home / 97,025,907.40-145,538,861.10-89,089,721.80

Finding the Fourth Proportional to 97,025,907.40, 145,538,861.10 and 89,089,721.80

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Solution

The fourth proportional to 97,025,907.40, 145,538,861.10 and 89,089,721.80 is: 133,634,582.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,025,907.40 : 145,538,861.10 = 89,089,721.80 : x
  2. Step 2: Convert to fraction form
    97,025,907.40/145,538,861.10 = 89,089,721.80/x
  3. Step 3: Cross multiply
    97,025,907.40x = 145,538,861.10 × 89,089,721.80
  4. Step 4: Simplify right side
    97,025,907.40x = 12,966,016,646,487,842
  5. Step 5: Solve for x
    x = 12,966,016,646,487,842/97,025,907.40
  6. Step 6: Final answer
    x = 133,634,582.70

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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.