Home / 774,920,233.90-1,070,410,713.79-574,383,640.70

Finding the Fourth Proportional to 774,920,233.90, 1,070,410,713.79 and 574,383,640.70

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Solution

The fourth proportional to 774,920,233.90, 1,070,410,713.79 and 574,383,640.70 is: 793,406,051.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,920,233.90 : 1,070,410,713.79 = 574,383,640.70 : x
  2. Step 2: Convert to fraction form
    774,920,233.90/1,070,410,713.79 = 574,383,640.70/x
  3. Step 3: Cross multiply
    774,920,233.90x = 1,070,410,713.79 × 574,383,640.70
  4. Step 4: Simplify right side
    774,920,233.90x = 614,826,402,830,985,984
  5. Step 5: Solve for x
    x = 614,826,402,830,985,984/774,920,233.90
  6. Step 6: Final answer
    x = 793,406,051.27

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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.