Home / 20,417,833,404.30-30,626,750,106.45-4,908,259,260.30

Finding the Fourth Proportional to 20,417,833,404.30, 30,626,750,106.45 and 4,908,259,260.30

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Solution

The fourth proportional to 20,417,833,404.30, 30,626,750,106.45 and 4,908,259,260.30 is: 7,362,388,890.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,417,833,404.30 : 30,626,750,106.45 = 4,908,259,260.30 : x
  2. Step 2: Convert to fraction form
    20,417,833,404.30/30,626,750,106.45 = 4,908,259,260.30/x
  3. Step 3: Cross multiply
    20,417,833,404.30x = 30,626,750,106.45 × 4,908,259,260.30
  4. Step 4: Simplify right side
    20,417,833,404.30x = 150,324,029,822,877,237,248
  5. Step 5: Solve for x
    x = 150,324,029,822,877,237,248/20,417,833,404.30
  6. Step 6: Final answer
    x = 7,362,388,890.45

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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.