Home / 215,793,783-297,822,695.05-141,516,833.22

Finding the Fourth Proportional to 215,793,783, 297,822,695.05 and 141,516,833.22

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Solution

The fourth proportional to 215,793,783, 297,822,695.05 and 141,516,833.22 is: 195,311,116.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,793,783 : 297,822,695.05 = 141,516,833.22 : x
  2. Step 2: Convert to fraction form
    215,793,783/297,822,695.05 = 141,516,833.22/x
  3. Step 3: Cross multiply
    215,793,783x = 297,822,695.05 × 141,516,833.22
  4. Step 4: Simplify right side
    215,793,783x = 42,146,924,664,521,768
  5. Step 5: Solve for x
    x = 42,146,924,664,521,768/215,793,783
  6. Step 6: Final answer
    x = 195,311,116.38

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1.5x scale

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.