Home / 189,292,213.90-283,938,320.85-156,980,601.10

Finding the Fourth Proportional to 189,292,213.90, 283,938,320.85 and 156,980,601.10

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Solution

The fourth proportional to 189,292,213.90, 283,938,320.85 and 156,980,601.10 is: 235,470,901.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,292,213.90 : 283,938,320.85 = 156,980,601.10 : x
  2. Step 2: Convert to fraction form
    189,292,213.90/283,938,320.85 = 156,980,601.10/x
  3. Step 3: Cross multiply
    189,292,213.90x = 283,938,320.85 × 156,980,601.10
  4. Step 4: Simplify right side
    189,292,213.90x = 44,572,808,282,357,664
  5. Step 5: Solve for x
    x = 44,572,808,282,357,664/189,292,213.90
  6. Step 6: Final answer
    x = 235,470,901.65

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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.