Home / 586,710,881,478.40-880,066,322,217.60-408,187,520,147.20

Finding the Fourth Proportional to 586,710,881,478.40, 880,066,322,217.60 and 408,187,520,147.20

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Solution

The fourth proportional to 586,710,881,478.40, 880,066,322,217.60 and 408,187,520,147.20 is: 612,281,280,220.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,710,881,478.40 : 880,066,322,217.60 = 408,187,520,147.20 : x
  2. Step 2: Convert to fraction form
    586,710,881,478.40/880,066,322,217.60 = 408,187,520,147.20/x
  3. Step 3: Cross multiply
    586,710,881,478.40x = 880,066,322,217.60 × 408,187,520,147.20
  4. Step 4: Simplify right side
    586,710,881,478.40x = 359,232,089,631,068,839,215,104
  5. Step 5: Solve for x
    x = 359,232,089,631,068,839,215,104/586,710,881,478.40
  6. Step 6: Final answer
    x = 612,281,280,220.80

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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.