Home / 70,317,170.93-105,453,396.75-65,726,712.04

Finding the Fourth Proportional to 70,317,170.93, 105,453,396.75 and 65,726,712.04

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Solution

The fourth proportional to 70,317,170.93, 105,453,396.75 and 65,726,712.04 is: 98,569,168.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,317,170.93 : 105,453,396.75 = 65,726,712.04 : x
  2. Step 2: Convert to fraction form
    70,317,170.93/105,453,396.75 = 65,726,712.04/x
  3. Step 3: Cross multiply
    70,317,170.93x = 105,453,396.75 × 65,726,712.04
  4. Step 4: Simplify right side
    70,317,170.93x = 6,931,105,041,827,122
  5. Step 5: Solve for x
    x = 6,931,105,041,827,122/70,317,170.93
  6. Step 6: Final answer
    x = 98,569,168.10

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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.