Home / 102,547,396.32-153,817,085.52-25,869,469.92

Finding the Fourth Proportional to 102,547,396.32, 153,817,085.52 and 25,869,469.92

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Solution

The fourth proportional to 102,547,396.32, 153,817,085.52 and 25,869,469.92 is: 38,803,193.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,547,396.32 : 153,817,085.52 = 25,869,469.92 : x
  2. Step 2: Convert to fraction form
    102,547,396.32/153,817,085.52 = 25,869,469.92/x
  3. Step 3: Cross multiply
    102,547,396.32x = 153,817,085.52 × 25,869,469.92
  4. Step 4: Simplify right side
    102,547,396.32x = 3,979,166,467,041,708
  5. Step 5: Solve for x
    x = 3,979,166,467,041,708/102,547,396.32
  6. Step 6: Final answer
    x = 38,803,193.55

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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.