Home / 30,136,767,338.40-45,205,151,007.60-9,175,033,687.20

Finding the Fourth Proportional to 30,136,767,338.40, 45,205,151,007.60 and 9,175,033,687.20

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Solution

The fourth proportional to 30,136,767,338.40, 45,205,151,007.60 and 9,175,033,687.20 is: 13,762,550,530.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,136,767,338.40 : 45,205,151,007.60 = 9,175,033,687.20 : x
  2. Step 2: Convert to fraction form
    30,136,767,338.40/45,205,151,007.60 = 9,175,033,687.20/x
  3. Step 3: Cross multiply
    30,136,767,338.40x = 45,205,151,007.60 × 9,175,033,687.20
  4. Step 4: Simplify right side
    30,136,767,338.40x = 414,758,783,329,693,073,408
  5. Step 5: Solve for x
    x = 414,758,783,329,693,073,408/30,136,767,338.40
  6. Step 6: Final answer
    x = 13,762,550,530.80

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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.