Home / 64,683,459.40-97,025,189.10-53,204,333.80

Finding the Fourth Proportional to 64,683,459.40, 97,025,189.10 and 53,204,333.80

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Solution

The fourth proportional to 64,683,459.40, 97,025,189.10 and 53,204,333.80 is: 79,806,500.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,683,459.40 : 97,025,189.10 = 53,204,333.80 : x
  2. Step 2: Convert to fraction form
    64,683,459.40/97,025,189.10 = 53,204,333.80/x
  3. Step 3: Cross multiply
    64,683,459.40x = 97,025,189.10 × 53,204,333.80
  4. Step 4: Simplify right side
    64,683,459.40x = 5,162,160,547,884,521
  5. Step 5: Solve for x
    x = 5,162,160,547,884,521/64,683,459.40
  6. Step 6: Final answer
    x = 79,806,500.70

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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.