Home / 1,393,804,963.58-2,090,698,144.95-564,746,374.76

Finding the Fourth Proportional to 1,393,804,963.58, 2,090,698,144.95 and 564,746,374.76

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Solution

The fourth proportional to 1,393,804,963.58, 2,090,698,144.95 and 564,746,374.76 is: 847,115,793.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,804,963.58 : 2,090,698,144.95 = 564,746,374.76 : x
  2. Step 2: Convert to fraction form
    1,393,804,963.58/2,090,698,144.95 = 564,746,374.76/x
  3. Step 3: Cross multiply
    1,393,804,963.58x = 2,090,698,144.95 × 564,746,374.76
  4. Step 4: Simplify right side
    1,393,804,963.58x = 1,180,714,198,077,969,408
  5. Step 5: Solve for x
    x = 1,180,714,198,077,969,408/1,393,804,963.58
  6. Step 6: Final answer
    x = 847,115,793.77

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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.