Home / 189,025,730.10-283,538,595.15-127,803,726.90

Finding the Fourth Proportional to 189,025,730.10, 283,538,595.15 and 127,803,726.90

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Solution

The fourth proportional to 189,025,730.10, 283,538,595.15 and 127,803,726.90 is: 191,705,590.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,025,730.10 : 283,538,595.15 = 127,803,726.90 : x
  2. Step 2: Convert to fraction form
    189,025,730.10/283,538,595.15 = 127,803,726.90/x
  3. Step 3: Cross multiply
    189,025,730.10x = 283,538,595.15 × 127,803,726.90
  4. Step 4: Simplify right side
    189,025,730.10x = 36,237,289,180,160,264
  5. Step 5: Solve for x
    x = 36,237,289,180,160,264/189,025,730.10
  6. Step 6: Final answer
    x = 191,705,590.35

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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.