Home / 3,220,128,117.60-4,830,192,176.40-2,852,796,098.40

Finding the Fourth Proportional to 3,220,128,117.60, 4,830,192,176.40 and 2,852,796,098.40

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Solution

The fourth proportional to 3,220,128,117.60, 4,830,192,176.40 and 2,852,796,098.40 is: 4,279,194,147.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220,128,117.60 : 4,830,192,176.40 = 2,852,796,098.40 : x
  2. Step 2: Convert to fraction form
    3,220,128,117.60/4,830,192,176.40 = 2,852,796,098.40/x
  3. Step 3: Cross multiply
    3,220,128,117.60x = 4,830,192,176.40 × 2,852,796,098.40
  4. Step 4: Simplify right side
    3,220,128,117.60x = 13,779,553,395,356,123,136
  5. Step 5: Solve for x
    x = 13,779,553,395,356,123,136/3,220,128,117.60
  6. Step 6: Final answer
    x = 4,279,194,147.60

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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.