Home / 199,355,117.60-299,088,663.60-97,122,490.40

Finding the Fourth Proportional to 199,355,117.60, 299,088,663.60 and 97,122,490.40

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Solution

The fourth proportional to 199,355,117.60, 299,088,663.60 and 97,122,490.40 is: 145,711,011.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,355,117.60 : 299,088,663.60 = 97,122,490.40 : x
  2. Step 2: Convert to fraction form
    199,355,117.60/299,088,663.60 = 97,122,490.40/x
  3. Step 3: Cross multiply
    199,355,117.60x = 299,088,663.60 × 97,122,490.40
  4. Step 4: Simplify right side
    199,355,117.60x = 29,048,235,859,239,832
  5. Step 5: Solve for x
    x = 29,048,235,859,239,832/199,355,117.60
  6. Step 6: Final answer
    x = 145,711,011.63

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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.