Home / 1,039,550,007.18-1,558,275,746.94-651,645,242.55

Finding the Fourth Proportional to 1,039,550,007.18, 1,558,275,746.94 and 651,645,242.55

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Solution

The fourth proportional to 1,039,550,007.18, 1,558,275,746.94 and 651,645,242.55 is: 976,810,129.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,550,007.18 : 1,558,275,746.94 = 651,645,242.55 : x
  2. Step 2: Convert to fraction form
    1,039,550,007.18/1,558,275,746.94 = 651,645,242.55/x
  3. Step 3: Cross multiply
    1,039,550,007.18x = 1,558,275,746.94 × 651,645,242.55
  4. Step 4: Simplify right side
    1,039,550,007.18x = 1,015,442,977,074,498,688
  5. Step 5: Solve for x
    x = 1,015,442,977,074,498,688/1,039,550,007.18
  6. Step 6: Final answer
    x = 976,810,129.44

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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.