Home / 482,642,355.60-723,963,533.40-119,136,711.60

Finding the Fourth Proportional to 482,642,355.60, 723,963,533.40 and 119,136,711.60

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Solution

The fourth proportional to 482,642,355.60, 723,963,533.40 and 119,136,711.60 is: 178,705,067.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,642,355.60 : 723,963,533.40 = 119,136,711.60 : x
  2. Step 2: Convert to fraction form
    482,642,355.60/723,963,533.40 = 119,136,711.60/x
  3. Step 3: Cross multiply
    482,642,355.60x = 723,963,533.40 × 119,136,711.60
  4. Step 4: Simplify right side
    482,642,355.60x = 86,250,634,687,592,768
  5. Step 5: Solve for x
    x = 86,250,634,687,592,768/482,642,355.60
  6. Step 6: Final answer
    x = 178,705,067.40

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Similar ratio
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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.