Home / 49,919,213,358.10-74,879,910,155.44-30,038,730,965.07

Finding the Fourth Proportional to 49,919,213,358.10, 74,879,910,155.44 and 30,038,730,965.07

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Solution

The fourth proportional to 49,919,213,358.10, 74,879,910,155.44 and 30,038,730,965.07 is: 45,058,752,422.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,919,213,358.10 : 74,879,910,155.44 = 30,038,730,965.07 : x
  2. Step 2: Convert to fraction form
    49,919,213,358.10/74,879,910,155.44 = 30,038,730,965.07/x
  3. Step 3: Cross multiply
    49,919,213,358.10x = 74,879,910,155.44 × 30,038,730,965.07
  4. Step 4: Simplify right side
    49,919,213,358.10x = 2,249,297,475,847,875,198,976
  5. Step 5: Solve for x
    x = 2,249,297,475,847,875,198,976/49,919,213,358.10
  6. Step 6: Final answer
    x = 45,058,752,422.89

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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.