Home / 983,610,893.48-1,357,384,355.70-565,914,801.20

Finding the Fourth Proportional to 983,610,893.48, 1,357,384,355.70 and 565,914,801.20

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Solution

The fourth proportional to 983,610,893.48, 1,357,384,355.70 and 565,914,801.20 is: 780,963,186.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,610,893.48 : 1,357,384,355.70 = 565,914,801.20 : x
  2. Step 2: Convert to fraction form
    983,610,893.48/1,357,384,355.70 = 565,914,801.20/x
  3. Step 3: Cross multiply
    983,610,893.48x = 1,357,384,355.70 × 565,914,801.20
  4. Step 4: Simplify right side
    983,610,893.48x = 768,163,897,807,955,712
  5. Step 5: Solve for x
    x = 768,163,897,807,955,712/983,610,893.48
  6. Step 6: Final answer
    x = 780,963,186.66

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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.