Home / 6,281,984,428.80-9,422,976,643.20-5,314,525,612.80

Finding the Fourth Proportional to 6,281,984,428.80, 9,422,976,643.20 and 5,314,525,612.80

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Solution

The fourth proportional to 6,281,984,428.80, 9,422,976,643.20 and 5,314,525,612.80 is: 7,971,788,419.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,281,984,428.80 : 9,422,976,643.20 = 5,314,525,612.80 : x
  2. Step 2: Convert to fraction form
    6,281,984,428.80/9,422,976,643.20 = 5,314,525,612.80/x
  3. Step 3: Cross multiply
    6,281,984,428.80x = 9,422,976,643.20 × 5,314,525,612.80
  4. Step 4: Simplify right side
    6,281,984,428.80x = 50,078,650,719,102,574,592
  5. Step 5: Solve for x
    x = 50,078,650,719,102,574,592/6,281,984,428.80
  6. Step 6: Final answer
    x = 7,971,788,419.20

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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.