Home / 817,631,024.40-1,226,446,536.60-473,257,256.40

Finding the Fourth Proportional to 817,631,024.40, 1,226,446,536.60 and 473,257,256.40

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Solution

The fourth proportional to 817,631,024.40, 1,226,446,536.60 and 473,257,256.40 is: 709,885,884.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,631,024.40 : 1,226,446,536.60 = 473,257,256.40 : x
  2. Step 2: Convert to fraction form
    817,631,024.40/1,226,446,536.60 = 473,257,256.40/x
  3. Step 3: Cross multiply
    817,631,024.40x = 1,226,446,536.60 × 473,257,256.40
  4. Step 4: Simplify right side
    817,631,024.40x = 580,424,723,032,598,144
  5. Step 5: Solve for x
    x = 580,424,723,032,598,144/817,631,024.40
  6. Step 6: Final answer
    x = 709,885,884.60

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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.