Home / 196,506,117.60-294,759,176.40-67,094,329.20

Finding the Fourth Proportional to 196,506,117.60, 294,759,176.40 and 67,094,329.20

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Solution

The fourth proportional to 196,506,117.60, 294,759,176.40 and 67,094,329.20 is: 100,641,493.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,506,117.60 : 294,759,176.40 = 67,094,329.20 : x
  2. Step 2: Convert to fraction form
    196,506,117.60/294,759,176.40 = 67,094,329.20/x
  3. Step 3: Cross multiply
    196,506,117.60x = 294,759,176.40 × 67,094,329.20
  4. Step 4: Simplify right side
    196,506,117.60x = 19,776,669,216,102,472
  5. Step 5: Solve for x
    x = 19,776,669,216,102,472/196,506,117.60
  6. Step 6: Final answer
    x = 100,641,493.80

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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.