Home / 1,930,986,000.60-2,896,479,000.90-476,963,424.60

Finding the Fourth Proportional to 1,930,986,000.60, 2,896,479,000.90 and 476,963,424.60

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Solution

The fourth proportional to 1,930,986,000.60, 2,896,479,000.90 and 476,963,424.60 is: 715,445,136.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,986,000.60 : 2,896,479,000.90 = 476,963,424.60 : x
  2. Step 2: Convert to fraction form
    1,930,986,000.60/2,896,479,000.90 = 476,963,424.60/x
  3. Step 3: Cross multiply
    1,930,986,000.60x = 2,896,479,000.90 × 476,963,424.60
  4. Step 4: Simplify right side
    1,930,986,000.60x = 1,381,514,543,551,250,688
  5. Step 5: Solve for x
    x = 1,381,514,543,551,250,688/1,930,986,000.60
  6. Step 6: Final answer
    x = 715,445,136.90

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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.