Home / 1,211,074,617.96-1,671,283,613.16-654,157,663.92

Finding the Fourth Proportional to 1,211,074,617.96, 1,671,283,613.16 and 654,157,663.92

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Solution

The fourth proportional to 1,211,074,617.96, 1,671,283,613.16 and 654,157,663.92 is: 902,737,922.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,074,617.96 : 1,671,283,613.16 = 654,157,663.92 : x
  2. Step 2: Convert to fraction form
    1,211,074,617.96/1,671,283,613.16 = 654,157,663.92/x
  3. Step 3: Cross multiply
    1,211,074,617.96x = 1,671,283,613.16 × 654,157,663.92
  4. Step 4: Simplify right side
    1,211,074,617.96x = 1,093,282,984,132,522,496
  5. Step 5: Solve for x
    x = 1,093,282,984,132,522,496/1,211,074,617.96
  6. Step 6: Final answer
    x = 902,737,922.11

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Double scale
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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.