Home / 104,980,612.70-157,470,919.05-98,603,320.70

Finding the Fourth Proportional to 104,980,612.70, 157,470,919.05 and 98,603,320.70

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Solution

The fourth proportional to 104,980,612.70, 157,470,919.05 and 98,603,320.70 is: 147,904,981.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,980,612.70 : 157,470,919.05 = 98,603,320.70 : x
  2. Step 2: Convert to fraction form
    104,980,612.70/157,470,919.05 = 98,603,320.70/x
  3. Step 3: Cross multiply
    104,980,612.70x = 157,470,919.05 × 98,603,320.70
  4. Step 4: Simplify right side
    104,980,612.70x = 15,527,155,532,010,890
  5. Step 5: Solve for x
    x = 15,527,155,532,010,890/104,980,612.70
  6. Step 6: Final answer
    x = 147,904,981.05

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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.