Home / 1,244,002,587.21-1,716,713,368.11-679,487,828.85

Finding the Fourth Proportional to 1,244,002,587.21, 1,716,713,368.11 and 679,487,828.85

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Solution

The fourth proportional to 1,244,002,587.21, 1,716,713,368.11 and 679,487,828.85 is: 937,687,631.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,002,587.21 : 1,716,713,368.11 = 679,487,828.85 : x
  2. Step 2: Convert to fraction form
    1,244,002,587.21/1,716,713,368.11 = 679,487,828.85/x
  3. Step 3: Cross multiply
    1,244,002,587.21x = 1,716,713,368.11 × 679,487,828.85
  4. Step 4: Simplify right side
    1,244,002,587.21x = 1,166,485,839,254,834,688
  5. Step 5: Solve for x
    x = 1,166,485,839,254,834,688/1,244,002,587.21
  6. Step 6: Final answer
    x = 937,687,631.24

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.