Home / 30,343,789,870.40-45,515,684,805.60-30,343,789,870.40

Finding the Fourth Proportional to 30,343,789,870.40, 45,515,684,805.60 and 30,343,789,870.40

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Solution

The fourth proportional to 30,343,789,870.40, 45,515,684,805.60 and 30,343,789,870.40 is: 45,515,684,805.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,343,789,870.40 : 45,515,684,805.60 = 30,343,789,870.40 : x
  2. Step 2: Convert to fraction form
    30,343,789,870.40/45,515,684,805.60 = 30,343,789,870.40/x
  3. Step 3: Cross multiply
    30,343,789,870.40x = 45,515,684,805.60 × 30,343,789,870.40
  4. Step 4: Simplify right side
    30,343,789,870.40x = 1,381,118,375,548,484,583,424
  5. Step 5: Solve for x
    x = 1,381,118,375,548,484,583,424/30,343,789,870.40
  6. Step 6: Final answer
    x = 45,515,684,805.60

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Double scale
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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.