Home / 289,296,113.40-433,944,170.10-97,819,889.40

Finding the Fourth Proportional to 289,296,113.40, 433,944,170.10 and 97,819,889.40

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Solution

The fourth proportional to 289,296,113.40, 433,944,170.10 and 97,819,889.40 is: 146,729,834.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,296,113.40 : 433,944,170.10 = 97,819,889.40 : x
  2. Step 2: Convert to fraction form
    289,296,113.40/433,944,170.10 = 97,819,889.40/x
  3. Step 3: Cross multiply
    289,296,113.40x = 433,944,170.10 × 97,819,889.40
  4. Step 4: Simplify right side
    289,296,113.40x = 42,448,370,724,956,792
  5. Step 5: Solve for x
    x = 42,448,370,724,956,792/289,296,113.40
  6. Step 6: Final answer
    x = 146,729,834.10

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1.5x scale

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.