Home / 1,213,812,341.94-1,675,061,011.40-656,895,389.00

Finding the Fourth Proportional to 1,213,812,341.94, 1,675,061,011.40 and 656,895,389.00

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Solution

The fourth proportional to 1,213,812,341.94, 1,675,061,011.40 and 656,895,389.00 is: 906,515,625.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,812,341.94 : 1,675,061,011.40 = 656,895,389.00 : x
  2. Step 2: Convert to fraction form
    1,213,812,341.94/1,675,061,011.40 = 656,895,389.00/x
  3. Step 3: Cross multiply
    1,213,812,341.94x = 1,675,061,011.40 × 656,895,389.00
  4. Step 4: Simplify right side
    1,213,812,341.94x = 1,100,339,854,689,131,264
  5. Step 5: Solve for x
    x = 1,100,339,854,689,131,264/1,213,812,341.94
  6. Step 6: Final answer
    x = 906,515,625.74

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.