Home / 1,145,172,379.60-1,717,758,569.40-564,041,646.10

Finding the Fourth Proportional to 1,145,172,379.60, 1,717,758,569.40 and 564,041,646.10

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Solution

The fourth proportional to 1,145,172,379.60, 1,717,758,569.40 and 564,041,646.10 is: 846,062,469.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,172,379.60 : 1,717,758,569.40 = 564,041,646.10 : x
  2. Step 2: Convert to fraction form
    1,145,172,379.60/1,717,758,569.40 = 564,041,646.10/x
  3. Step 3: Cross multiply
    1,145,172,379.60x = 1,717,758,569.40 × 564,041,646.10
  4. Step 4: Simplify right side
    1,145,172,379.60x = 968,887,371,086,757,248
  5. Step 5: Solve for x
    x = 968,887,371,086,757,248/1,145,172,379.60
  6. Step 6: Final answer
    x = 846,062,469.15

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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.