Home / 1,158,415,042.60-1,737,622,563.90-340,610,012.20

Finding the Fourth Proportional to 1,158,415,042.60, 1,737,622,563.90 and 340,610,012.20

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Solution

The fourth proportional to 1,158,415,042.60, 1,737,622,563.90 and 340,610,012.20 is: 510,915,018.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,415,042.60 : 1,737,622,563.90 = 340,610,012.20 : x
  2. Step 2: Convert to fraction form
    1,158,415,042.60/1,737,622,563.90 = 340,610,012.20/x
  3. Step 3: Cross multiply
    1,158,415,042.60x = 1,737,622,563.90 × 340,610,012.20
  4. Step 4: Simplify right side
    1,158,415,042.60x = 591,851,642,688,974,336
  5. Step 5: Solve for x
    x = 591,851,642,688,974,336/1,158,415,042.60
  6. Step 6: Final answer
    x = 510,915,018.30

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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.