Home / 30,136,767,362.40-45,205,151,043.60-9,175,033,711.20

Finding the Fourth Proportional to 30,136,767,362.40, 45,205,151,043.60 and 9,175,033,711.20

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Solution

The fourth proportional to 30,136,767,362.40, 45,205,151,043.60 and 9,175,033,711.20 is: 13,762,550,566.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,136,767,362.40 : 45,205,151,043.60 = 9,175,033,711.20 : x
  2. Step 2: Convert to fraction form
    30,136,767,362.40/45,205,151,043.60 = 9,175,033,711.20/x
  3. Step 3: Cross multiply
    30,136,767,362.40x = 45,205,151,043.60 × 9,175,033,711.20
  4. Step 4: Simplify right side
    30,136,767,362.40x = 414,758,784,744,917,893,120
  5. Step 5: Solve for x
    x = 414,758,784,744,917,893,120/30,136,767,362.40
  6. Step 6: Final answer
    x = 13,762,550,566.80

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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.