Home / 696,961,753.60-1,045,442,630.40-662,949,529.60

Finding the Fourth Proportional to 696,961,753.60, 1,045,442,630.40 and 662,949,529.60

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Solution

The fourth proportional to 696,961,753.60, 1,045,442,630.40 and 662,949,529.60 is: 994,424,294.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,961,753.60 : 1,045,442,630.40 = 662,949,529.60 : x
  2. Step 2: Convert to fraction form
    696,961,753.60/1,045,442,630.40 = 662,949,529.60/x
  3. Step 3: Cross multiply
    696,961,753.60x = 1,045,442,630.40 × 662,949,529.60
  4. Step 4: Simplify right side
    696,961,753.60x = 693,075,700,047,466,624
  5. Step 5: Solve for x
    x = 693,075,700,047,466,624/696,961,753.60
  6. Step 6: Final answer
    x = 994,424,294.40

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1.5x scale

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.