Home / 1,262,247,513.16-1,741,868,154.30-705,335,136.52

Finding the Fourth Proportional to 1,262,247,513.16, 1,741,868,154.30 and 705,335,136.52

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Solution

The fourth proportional to 1,262,247,513.16, 1,741,868,154.30 and 705,335,136.52 is: 973,343,816.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,247,513.16 : 1,741,868,154.30 = 705,335,136.52 : x
  2. Step 2: Convert to fraction form
    1,262,247,513.16/1,741,868,154.30 = 705,335,136.52/x
  3. Step 3: Cross multiply
    1,262,247,513.16x = 1,741,868,154.30 × 705,335,136.52
  4. Step 4: Simplify right side
    1,262,247,513.16x = 1,228,600,812,413,030,912
  5. Step 5: Solve for x
    x = 1,228,600,812,413,030,912/1,262,247,513.16
  6. Step 6: Final answer
    x = 973,343,816.96

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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.