Home / 1,449,981,710.10-2,174,972,565.15-898,983,681.30

Finding the Fourth Proportional to 1,449,981,710.10, 2,174,972,565.15 and 898,983,681.30

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Solution

The fourth proportional to 1,449,981,710.10, 2,174,972,565.15 and 898,983,681.30 is: 1,348,475,521.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,981,710.10 : 2,174,972,565.15 = 898,983,681.30 : x
  2. Step 2: Convert to fraction form
    1,449,981,710.10/2,174,972,565.15 = 898,983,681.30/x
  3. Step 3: Cross multiply
    1,449,981,710.10x = 2,174,972,565.15 × 898,983,681.30
  4. Step 4: Simplify right side
    1,449,981,710.10x = 1,955,264,843,345,051,136
  5. Step 5: Solve for x
    x = 1,955,264,843,345,051,136/1,449,981,710.10
  6. Step 6: Final answer
    x = 1,348,475,521.95

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Double scale
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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.