Home / 1,262,247,514.42-1,741,868,156.02-705,335,137.78

Finding the Fourth Proportional to 1,262,247,514.42, 1,741,868,156.02 and 705,335,137.78

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Solution

The fourth proportional to 1,262,247,514.42, 1,741,868,156.02 and 705,335,137.78 is: 973,343,818.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,247,514.42 : 1,741,868,156.02 = 705,335,137.78 : x
  2. Step 2: Convert to fraction form
    1,262,247,514.42/1,741,868,156.02 = 705,335,137.78/x
  3. Step 3: Cross multiply
    1,262,247,514.42x = 1,741,868,156.02 × 705,335,137.78
  4. Step 4: Simplify right side
    1,262,247,514.42x = 1,228,600,815,820,961,280
  5. Step 5: Solve for x
    x = 1,228,600,815,820,961,280/1,262,247,514.42
  6. Step 6: Final answer
    x = 973,343,818.69

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1.5x scale

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.