Home / 1,401,709,613.85-2,102,564,420.78-583,715,626.65

Finding the Fourth Proportional to 1,401,709,613.85, 2,102,564,420.78 and 583,715,626.65

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Solution

The fourth proportional to 1,401,709,613.85, 2,102,564,420.78 and 583,715,626.65 is: 875,573,439.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,709,613.85 : 2,102,564,420.78 = 583,715,626.65 : x
  2. Step 2: Convert to fraction form
    1,401,709,613.85/2,102,564,420.78 = 583,715,626.65/x
  3. Step 3: Cross multiply
    1,401,709,613.85x = 2,102,564,420.78 × 583,715,626.65
  4. Step 4: Simplify right side
    1,401,709,613.85x = 1,227,299,708,444,673,536
  5. Step 5: Solve for x
    x = 1,227,299,708,444,673,536/1,401,709,613.85
  6. Step 6: Final answer
    x = 875,573,439.98

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Double scale
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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.