Home / 30,136,767,348.90-45,205,151,023.35-9,175,033,697.70

Finding the Fourth Proportional to 30,136,767,348.90, 45,205,151,023.35 and 9,175,033,697.70

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Solution

The fourth proportional to 30,136,767,348.90, 45,205,151,023.35 and 9,175,033,697.70 is: 13,762,550,546.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,136,767,348.90 : 45,205,151,023.35 = 9,175,033,697.70 : x
  2. Step 2: Convert to fraction form
    30,136,767,348.90/45,205,151,023.35 = 9,175,033,697.70/x
  3. Step 3: Cross multiply
    30,136,767,348.90x = 45,205,151,023.35 × 9,175,033,697.70
  4. Step 4: Simplify right side
    30,136,767,348.90x = 414,758,783,948,853,936,128
  5. Step 5: Solve for x
    x = 414,758,783,948,853,936,128/30,136,767,348.90
  6. Step 6: Final answer
    x = 13,762,550,546.55

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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.