Home / 316,544,063.40-474,816,095.10-134,809,612.20

Finding the Fourth Proportional to 316,544,063.40, 474,816,095.10 and 134,809,612.20

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Solution

The fourth proportional to 316,544,063.40, 474,816,095.10 and 134,809,612.20 is: 202,214,418.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,544,063.40 : 474,816,095.10 = 134,809,612.20 : x
  2. Step 2: Convert to fraction form
    316,544,063.40/474,816,095.10 = 134,809,612.20/x
  3. Step 3: Cross multiply
    316,544,063.40x = 474,816,095.10 × 134,809,612.20
  4. Step 4: Simplify right side
    316,544,063.40x = 64,009,773,646,749,320
  5. Step 5: Solve for x
    x = 64,009,773,646,749,320/316,544,063.40
  6. Step 6: Final answer
    x = 202,214,418.30

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Similar ratio
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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.