Home / 102,035,047.26-153,141,011.55-53,547,157.74

Finding the Fourth Proportional to 102,035,047.26, 153,141,011.55 and 53,547,157.74

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Solution

The fourth proportional to 102,035,047.26, 153,141,011.55 and 53,547,157.74 is: 80,367,149.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,035,047.26 : 153,141,011.55 = 53,547,157.74 : x
  2. Step 2: Convert to fraction form
    102,035,047.26/153,141,011.55 = 53,547,157.74/x
  3. Step 3: Cross multiply
    102,035,047.26x = 153,141,011.55 × 53,547,157.74
  4. Step 4: Simplify right side
    102,035,047.26x = 8,200,265,901,931,013
  5. Step 5: Solve for x
    x = 8,200,265,901,931,013/102,035,047.26
  6. Step 6: Final answer
    x = 80,367,149.54

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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.