Home / 148,937,824.80-223,406,737.20-103,021,322.40

Finding the Fourth Proportional to 148,937,824.80, 223,406,737.20 and 103,021,322.40

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Solution

The fourth proportional to 148,937,824.80, 223,406,737.20 and 103,021,322.40 is: 154,531,983.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,937,824.80 : 223,406,737.20 = 103,021,322.40 : x
  2. Step 2: Convert to fraction form
    148,937,824.80/223,406,737.20 = 103,021,322.40/x
  3. Step 3: Cross multiply
    148,937,824.80x = 223,406,737.20 × 103,021,322.40
  4. Step 4: Simplify right side
    148,937,824.80x = 23,015,657,499,413,272
  5. Step 5: Solve for x
    x = 23,015,657,499,413,272/148,937,824.80
  6. Step 6: Final answer
    x = 154,531,983.60

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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.