Home / 15,115,163,484.80-22,656,117,028.80-5,295,456,502.40

Finding the Fourth Proportional to 15,115,163,484.80, 22,656,117,028.80 and 5,295,456,502.40

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Solution

The fourth proportional to 15,115,163,484.80, 22,656,117,028.80 and 5,295,456,502.40 is: 7,937,359,219.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,115,163,484.80 : 22,656,117,028.80 = 5,295,456,502.40 : x
  2. Step 2: Convert to fraction form
    15,115,163,484.80/22,656,117,028.80 = 5,295,456,502.40/x
  3. Step 3: Cross multiply
    15,115,163,484.80x = 22,656,117,028.80 × 5,295,456,502.40
  4. Step 4: Simplify right side
    15,115,163,484.80x = 119,974,482,239,294,308,352
  5. Step 5: Solve for x
    x = 119,974,482,239,294,308,352/15,115,163,484.80
  6. Step 6: Final answer
    x = 7,937,359,219.43

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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.