Home / 817,631,027.40-1,226,446,541.10-473,257,259.40

Finding the Fourth Proportional to 817,631,027.40, 1,226,446,541.10 and 473,257,259.40

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Solution

The fourth proportional to 817,631,027.40, 1,226,446,541.10 and 473,257,259.40 is: 709,885,889.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,631,027.40 : 1,226,446,541.10 = 473,257,259.40 : x
  2. Step 2: Convert to fraction form
    817,631,027.40/1,226,446,541.10 = 473,257,259.40/x
  3. Step 3: Cross multiply
    817,631,027.40x = 1,226,446,541.10 × 473,257,259.40
  4. Step 4: Simplify right side
    817,631,027.40x = 580,424,728,841,595,392
  5. Step 5: Solve for x
    x = 580,424,728,841,595,392/817,631,027.40
  6. Step 6: Final answer
    x = 709,885,889.10

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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.