Home / 63,620,348,428.70-95,430,522,643.05-28,210,115,734.10

Finding the Fourth Proportional to 63,620,348,428.70, 95,430,522,643.05 and 28,210,115,734.10

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Solution

The fourth proportional to 63,620,348,428.70, 95,430,522,643.05 and 28,210,115,734.10 is: 42,315,173,601.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,620,348,428.70 : 95,430,522,643.05 = 28,210,115,734.10 : x
  2. Step 2: Convert to fraction form
    63,620,348,428.70/95,430,522,643.05 = 28,210,115,734.10/x
  3. Step 3: Cross multiply
    63,620,348,428.70x = 95,430,522,643.05 × 28,210,115,734.10
  4. Step 4: Simplify right side
    63,620,348,428.70x = 2,692,106,088,326,090,981,376
  5. Step 5: Solve for x
    x = 2,692,106,088,326,090,981,376/63,620,348,428.70
  6. Step 6: Final answer
    x = 42,315,173,601.15

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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.