Home / 828,484,808,434.88-1,143,143,218,605.10-462,622,718,452.35

Finding the Fourth Proportional to 828,484,808,434.88, 1,143,143,218,605.10 and 462,622,718,452.35

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Solution

The fourth proportional to 828,484,808,434.88, 1,143,143,218,605.10 and 462,622,718,452.35 is: 638,326,759,872.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,484,808,434.88 : 1,143,143,218,605.10 = 462,622,718,452.35 : x
  2. Step 2: Convert to fraction form
    828,484,808,434.88/1,143,143,218,605.10 = 462,622,718,452.35/x
  3. Step 3: Cross multiply
    828,484,808,434.88x = 1,143,143,218,605.10 × 462,622,718,452.35
  4. Step 4: Simplify right side
    828,484,808,434.88x = 528,844,023,371,460,354,506,752
  5. Step 5: Solve for x
    x = 528,844,023,371,460,354,506,752/828,484,808,434.88
  6. Step 6: Final answer
    x = 638,326,759,872.06

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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.