Home / 560,439,948.60-840,798,679.14-166,965,017.40

Finding the Fourth Proportional to 560,439,948.60, 840,798,679.14 and 166,965,017.40

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Solution

The fourth proportional to 560,439,948.60, 840,798,679.14 and 166,965,017.40 is: 250,488,864.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,439,948.60 : 840,798,679.14 = 166,965,017.40 : x
  2. Step 2: Convert to fraction form
    560,439,948.60/840,798,679.14 = 166,965,017.40/x
  3. Step 3: Cross multiply
    560,439,948.60x = 840,798,679.14 × 166,965,017.40
  4. Step 4: Simplify right side
    560,439,948.60x = 140,383,966,092,507,120
  5. Step 5: Solve for x
    x = 140,383,966,092,507,120/560,439,948.60
  6. Step 6: Final answer
    x = 250,488,864.05

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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.