Home / 49,360,454,385.14-74,017,341,464.01-19,121,756,139.65

Finding the Fourth Proportional to 49,360,454,385.14, 74,017,341,464.01 and 19,121,756,139.65

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Solution

The fourth proportional to 49,360,454,385.14, 74,017,341,464.01 and 19,121,756,139.65 is: 28,673,592,478.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,360,454,385.14 : 74,017,341,464.01 = 19,121,756,139.65 : x
  2. Step 2: Convert to fraction form
    49,360,454,385.14/74,017,341,464.01 = 19,121,756,139.65/x
  3. Step 3: Cross multiply
    49,360,454,385.14x = 74,017,341,464.01 × 19,121,756,139.65
  4. Step 4: Simplify right side
    49,360,454,385.14x = 1,415,341,553,580,003,819,520
  5. Step 5: Solve for x
    x = 1,415,341,553,580,003,819,520/49,360,454,385.14
  6. Step 6: Final answer
    x = 28,673,592,478.23

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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.