Home / 642,157,825,104.36-885,960,893,270.50-364,030,550,852.84

Finding the Fourth Proportional to 642,157,825,104.36, 885,960,893,270.50 and 364,030,550,852.84

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Solution

The fourth proportional to 642,157,825,104.36, 885,960,893,270.50 and 364,030,550,852.84 is: 502,239,199,466.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    642,157,825,104.36 : 885,960,893,270.50 = 364,030,550,852.84 : x
  2. Step 2: Convert to fraction form
    642,157,825,104.36/885,960,893,270.50 = 364,030,550,852.84/x
  3. Step 3: Cross multiply
    642,157,825,104.36x = 885,960,893,270.50 × 364,030,550,852.84
  4. Step 4: Simplify right side
    642,157,825,104.36x = 322,516,832,011,334,352,633,856
  5. Step 5: Solve for x
    x = 322,516,832,011,334,352,633,856/642,157,825,104.36
  6. Step 6: Final answer
    x = 502,239,199,466.15

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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.