Home / 112,364,612.70-168,546,919.05-57,700,985.10

Finding the Fourth Proportional to 112,364,612.70, 168,546,919.05 and 57,700,985.10

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Solution

The fourth proportional to 112,364,612.70, 168,546,919.05 and 57,700,985.10 is: 86,551,477.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,364,612.70 : 168,546,919.05 = 57,700,985.10 : x
  2. Step 2: Convert to fraction form
    112,364,612.70/168,546,919.05 = 57,700,985.10/x
  3. Step 3: Cross multiply
    112,364,612.70x = 168,546,919.05 × 57,700,985.10
  4. Step 4: Simplify right side
    112,364,612.70x = 9,725,323,264,754,958
  5. Step 5: Solve for x
    x = 9,725,323,264,754,958/112,364,612.70
  6. Step 6: Final answer
    x = 86,551,477.65

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1.5x scale

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.