Home / 1,024,538,773.79-1,413,863,981.57-554,640,095.26

Finding the Fourth Proportional to 1,024,538,773.79, 1,413,863,981.57 and 554,640,095.26

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Solution

The fourth proportional to 1,024,538,773.79, 1,413,863,981.57 and 554,640,095.26 is: 765,403,587.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,024,538,773.79 : 1,413,863,981.57 = 554,640,095.26 : x
  2. Step 2: Convert to fraction form
    1,024,538,773.79/1,413,863,981.57 = 554,640,095.26/x
  3. Step 3: Cross multiply
    1,024,538,773.79x = 1,413,863,981.57 × 554,640,095.26
  4. Step 4: Simplify right side
    1,024,538,773.79x = 784,185,653,421,029,760
  5. Step 5: Solve for x
    x = 784,185,653,421,029,760/1,024,538,773.79
  6. Step 6: Final answer
    x = 765,403,587.92

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Double scale
Find fourth proportional to 1,024,538,774.79, 1,413,863,982.95 and 554,640,096.26
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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.