Home / 763,923,262,165.98-1,054,217,379,253.40-416,701,107,875.40

Finding the Fourth Proportional to 763,923,262,165.98, 1,054,217,379,253.40 and 416,701,107,875.40

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Solution

The fourth proportional to 763,923,262,165.98, 1,054,217,379,253.40 and 416,701,107,875.40 is: 575,049,316,643.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,923,262,165.98 : 1,054,217,379,253.40 = 416,701,107,875.40 : x
  2. Step 2: Convert to fraction form
    763,923,262,165.98/1,054,217,379,253.40 = 416,701,107,875.40/x
  3. Step 3: Cross multiply
    763,923,262,165.98x = 1,054,217,379,253.40 × 416,701,107,875.40
  4. Step 4: Simplify right side
    763,923,262,165.98x = 439,293,549,876,392,514,027,520
  5. Step 5: Solve for x
    x = 439,293,549,876,392,514,027,520/763,923,262,165.98
  6. Step 6: Final answer
    x = 575,049,316,643.20

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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.