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Finding the Fourth Proportional to 582,705,964.40, 874,058,946.60 and 582,705,964.40

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Solution

The fourth proportional to 582,705,964.40, 874,058,946.60 and 582,705,964.40 is: 874,058,946.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,705,964.40 : 874,058,946.60 = 582,705,964.40 : x
  2. Step 2: Convert to fraction form
    582,705,964.40/874,058,946.60 = 582,705,964.40/x
  3. Step 3: Cross multiply
    582,705,964.40x = 874,058,946.60 × 582,705,964.40
  4. Step 4: Simplify right side
    582,705,964.40x = 509,319,361,421,001,088
  5. Step 5: Solve for x
    x = 509,319,361,421,001,088/582,705,964.40
  6. Step 6: Final answer
    x = 874,058,946.60

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Double scale
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Similar ratio
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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.