Home / 692,967,163,935.10-956,168,241,280.48-399,885,166,279.39

Finding the Fourth Proportional to 692,967,163,935.10, 956,168,241,280.48 and 399,885,166,279.39

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Solution

The fourth proportional to 692,967,163,935.10, 956,168,241,280.48 and 399,885,166,279.39 is: 551,768,562,862.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,967,163,935.10 : 956,168,241,280.48 = 399,885,166,279.39 : x
  2. Step 2: Convert to fraction form
    692,967,163,935.10/956,168,241,280.48 = 399,885,166,279.39/x
  3. Step 3: Cross multiply
    692,967,163,935.10x = 956,168,241,280.48 × 399,885,166,279.39
  4. Step 4: Simplify right side
    692,967,163,935.10x = 382,357,496,155,516,642,000,896
  5. Step 5: Solve for x
    x = 382,357,496,155,516,642,000,896/692,967,163,935.10
  6. Step 6: Final answer
    x = 551,768,562,862.71

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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.