Home / 129,330,001.40-193,995,002.10-57,526,417.40

Finding the Fourth Proportional to 129,330,001.40, 193,995,002.10 and 57,526,417.40

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Solution

The fourth proportional to 129,330,001.40, 193,995,002.10 and 57,526,417.40 is: 86,289,626.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,330,001.40 : 193,995,002.10 = 57,526,417.40 : x
  2. Step 2: Convert to fraction form
    129,330,001.40/193,995,002.10 = 57,526,417.40/x
  3. Step 3: Cross multiply
    129,330,001.40x = 193,995,002.10 × 57,526,417.40
  4. Step 4: Simplify right side
    129,330,001.40x = 11,159,837,464,318,476
  5. Step 5: Solve for x
    x = 11,159,837,464,318,476/129,330,001.40
  6. Step 6: Final answer
    x = 86,289,626.10

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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.