Home / 103,784,200.05-155,676,300.08-65,614,926.45

Finding the Fourth Proportional to 103,784,200.05, 155,676,300.08 and 65,614,926.45

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Solution

The fourth proportional to 103,784,200.05, 155,676,300.08 and 65,614,926.45 is: 98,422,389.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,784,200.05 : 155,676,300.08 = 65,614,926.45 : x
  2. Step 2: Convert to fraction form
    103,784,200.05/155,676,300.08 = 65,614,926.45/x
  3. Step 3: Cross multiply
    103,784,200.05x = 155,676,300.08 × 65,614,926.45
  4. Step 4: Simplify right side
    103,784,200.05x = 10,214,688,979,429,254
  5. Step 5: Solve for x
    x = 10,214,688,979,429,254/103,784,200.05
  6. Step 6: Final answer
    x = 98,422,389.68

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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.