Home / 97,019,482.40-145,529,223.60-89,083,296.80

Finding the Fourth Proportional to 97,019,482.40, 145,529,223.60 and 89,083,296.80

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Solution

The fourth proportional to 97,019,482.40, 145,529,223.60 and 89,083,296.80 is: 133,624,945.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,019,482.40 : 145,529,223.60 = 89,083,296.80 : x
  2. Step 2: Convert to fraction form
    97,019,482.40/145,529,223.60 = 89,083,296.80/x
  3. Step 3: Cross multiply
    97,019,482.40x = 145,529,223.60 × 89,083,296.80
  4. Step 4: Simplify right side
    97,019,482.40x = 12,964,223,019,032,364
  5. Step 5: Solve for x
    x = 12,964,223,019,032,364/97,019,482.40
  6. Step 6: Final answer
    x = 133,624,945.20

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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.