Home / 92,963,919.32-128,292,196-51,148,104.91

Finding the Fourth Proportional to 92,963,919.32, 128,292,196 and 51,148,104.91

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Solution

The fourth proportional to 92,963,919.32, 128,292,196 and 51,148,104.91 is: 70,585,478.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,963,919.32 : 128,292,196 = 51,148,104.91 : x
  2. Step 2: Convert to fraction form
    92,963,919.32/128,292,196 = 51,148,104.91/x
  3. Step 3: Cross multiply
    92,963,919.32x = 128,292,196 × 51,148,104.91
  4. Step 4: Simplify right side
    92,963,919.32x = 6,561,902,700,142,282
  5. Step 5: Solve for x
    x = 6,561,902,700,142,282/92,963,919.32
  6. Step 6: Final answer
    x = 70,585,478.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.