Home / 771,525,902-1,064,706,159.48-423,867,784.88

Finding the Fourth Proportional to 771,525,902, 1,064,706,159.48 and 423,867,784.88

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Solution

The fourth proportional to 771,525,902, 1,064,706,159.48 and 423,867,784.88 is: 584,937,770.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,525,902 : 1,064,706,159.48 = 423,867,784.88 : x
  2. Step 2: Convert to fraction form
    771,525,902/1,064,706,159.48 = 423,867,784.88/x
  3. Step 3: Cross multiply
    771,525,902x = 1,064,706,159.48 × 423,867,784.88
  4. Step 4: Simplify right side
    771,525,902x = 451,294,641,366,879,616
  5. Step 5: Solve for x
    x = 451,294,641,366,879,616/771,525,902
  6. Step 6: Final answer
    x = 584,937,770.98

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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.