Home / 237,456,357,799.20-356,184,536,698.80-211,421,700,938.40

Finding the Fourth Proportional to 237,456,357,799.20, 356,184,536,698.80 and 211,421,700,938.40

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Solution

The fourth proportional to 237,456,357,799.20, 356,184,536,698.80 and 211,421,700,938.40 is: 317,132,551,407.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,456,357,799.20 : 356,184,536,698.80 = 211,421,700,938.40 : x
  2. Step 2: Convert to fraction form
    237,456,357,799.20/356,184,536,698.80 = 211,421,700,938.40/x
  3. Step 3: Cross multiply
    237,456,357,799.20x = 356,184,536,698.80 × 211,421,700,938.40
  4. Step 4: Simplify right side
    237,456,357,799.20x = 75,305,140,596,816,247,521,280
  5. Step 5: Solve for x
    x = 75,305,140,596,816,247,521,280/237,456,357,799.20
  6. Step 6: Final answer
    x = 317,132,551,407.60

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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.