Home / 535,692,529,533.60-803,538,794,300.40-217,491,167,901.60

Finding the Fourth Proportional to 535,692,529,533.60, 803,538,794,300.40 and 217,491,167,901.60

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Solution

The fourth proportional to 535,692,529,533.60, 803,538,794,300.40 and 217,491,167,901.60 is: 326,236,751,852.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,692,529,533.60 : 803,538,794,300.40 = 217,491,167,901.60 : x
  2. Step 2: Convert to fraction form
    535,692,529,533.60/803,538,794,300.40 = 217,491,167,901.60/x
  3. Step 3: Cross multiply
    535,692,529,533.60x = 803,538,794,300.40 × 217,491,167,901.60
  4. Step 4: Simplify right side
    535,692,529,533.60x = 174,762,590,826,637,526,302,720
  5. Step 5: Solve for x
    x = 174,762,590,826,637,526,302,720/535,692,529,533.60
  6. Step 6: Final answer
    x = 326,236,751,852.40

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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.