Home / 145,592,202.96-218,418,979.95-47,216,238.78

Finding the Fourth Proportional to 145,592,202.96, 218,418,979.95 and 47,216,238.78

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Solution

The fourth proportional to 145,592,202.96, 218,418,979.95 and 47,216,238.78 is: 70,834,306.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,592,202.96 : 218,418,979.95 = 47,216,238.78 : x
  2. Step 2: Convert to fraction form
    145,592,202.96/218,418,979.95 = 47,216,238.78/x
  3. Step 3: Cross multiply
    145,592,202.96x = 218,418,979.95 × 47,216,238.78
  4. Step 4: Simplify right side
    145,592,202.96x = 10,312,922,711,403,232
  5. Step 5: Solve for x
    x = 10,312,922,711,403,232/145,592,202.96
  6. Step 6: Final answer
    x = 70,834,306.38

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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.