Home / 65,154,937.60-97,732,406.40-43,330,427.20

Finding the Fourth Proportional to 65,154,937.60, 97,732,406.40 and 43,330,427.20

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Solution

The fourth proportional to 65,154,937.60, 97,732,406.40 and 43,330,427.20 is: 64,995,640.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,154,937.60 : 97,732,406.40 = 43,330,427.20 : x
  2. Step 2: Convert to fraction form
    65,154,937.60/97,732,406.40 = 43,330,427.20/x
  3. Step 3: Cross multiply
    65,154,937.60x = 97,732,406.40 × 43,330,427.20
  4. Step 4: Simplify right side
    65,154,937.60x = 4,234,786,920,596,014.50
  5. Step 5: Solve for x
    x = 4,234,786,920,596,014.50/65,154,937.60
  6. Step 6: Final answer
    x = 64,995,640.80

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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.