Home / 572,557,276.20-858,835,914.30-265,747,420.20

Finding the Fourth Proportional to 572,557,276.20, 858,835,914.30 and 265,747,420.20

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Solution

The fourth proportional to 572,557,276.20, 858,835,914.30 and 265,747,420.20 is: 398,621,130.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,557,276.20 : 858,835,914.30 = 265,747,420.20 : x
  2. Step 2: Convert to fraction form
    572,557,276.20/858,835,914.30 = 265,747,420.20/x
  3. Step 3: Cross multiply
    572,557,276.20x = 858,835,914.30 × 265,747,420.20
  4. Step 4: Simplify right side
    572,557,276.20x = 228,233,428,600,333,280
  5. Step 5: Solve for x
    x = 228,233,428,600,333,280/572,557,276.20
  6. Step 6: Final answer
    x = 398,621,130.30

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Double scale
Find fourth proportional to 572,557,277.20, 858,835,915.80 and 265,747,421.20
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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.