Home / 983,264,084.78-1,356,905,896.17-559,878,091.01

Finding the Fourth Proportional to 983,264,084.78, 1,356,905,896.17 and 559,878,091.01

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Solution

The fourth proportional to 983,264,084.78, 1,356,905,896.17 and 559,878,091.01 is: 772,632,596.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,264,084.78 : 1,356,905,896.17 = 559,878,091.01 : x
  2. Step 2: Convert to fraction form
    983,264,084.78/1,356,905,896.17 = 559,878,091.01/x
  3. Step 3: Cross multiply
    983,264,084.78x = 1,356,905,896.17 × 559,878,091.01
  4. Step 4: Simplify right side
    983,264,084.78x = 759,701,882,821,088,384
  5. Step 5: Solve for x
    x = 759,701,882,821,088,384/983,264,084.78
  6. Step 6: Final answer
    x = 772,632,596.45

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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.