Home / 972,095,949.76-1,341,495,797.88-526,059,201.28

Finding the Fourth Proportional to 972,095,949.76, 1,341,495,797.88 and 526,059,201.28

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Solution

The fourth proportional to 972,095,949.76, 1,341,495,797.88 and 526,059,201.28 is: 725,963,530.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,095,949.76 : 1,341,495,797.88 = 526,059,201.28 : x
  2. Step 2: Convert to fraction form
    972,095,949.76/1,341,495,797.88 = 526,059,201.28/x
  3. Step 3: Cross multiply
    972,095,949.76x = 1,341,495,797.88 × 526,059,201.28
  4. Step 4: Simplify right side
    972,095,949.76x = 705,706,207,953,229,184
  5. Step 5: Solve for x
    x = 705,706,207,953,229,184/972,095,949.76
  6. Step 6: Final answer
    x = 725,963,530.79

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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.