Home / 1,625,480,653.62-2,243,349,388.83-911,209,124.52

Finding the Fourth Proportional to 1,625,480,653.62, 2,243,349,388.83 and 911,209,124.52

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Solution

The fourth proportional to 1,625,480,653.62, 2,243,349,388.83 and 911,209,124.52 is: 1,257,572,908.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,480,653.62 : 2,243,349,388.83 = 911,209,124.52 : x
  2. Step 2: Convert to fraction form
    1,625,480,653.62/2,243,349,388.83 = 911,209,124.52/x
  3. Step 3: Cross multiply
    1,625,480,653.62x = 2,243,349,388.83 × 911,209,124.52
  4. Step 4: Simplify right side
    1,625,480,653.62x = 2,044,160,432,588,261,376
  5. Step 5: Solve for x
    x = 2,044,160,432,588,261,376/1,625,480,653.62
  6. Step 6: Final answer
    x = 1,257,572,908.07

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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.