Home / 554,426,957,503.95-765,113,693,696.08-307,233,365,208.90

Finding the Fourth Proportional to 554,426,957,503.95, 765,113,693,696.08 and 307,233,365,208.90

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Solution

The fourth proportional to 554,426,957,503.95, 765,113,693,696.08 and 307,233,365,208.90 is: 423,984,533,399.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,426,957,503.95 : 765,113,693,696.08 = 307,233,365,208.90 : x
  2. Step 2: Convert to fraction form
    554,426,957,503.95/765,113,693,696.08 = 307,233,365,208.90/x
  3. Step 3: Cross multiply
    554,426,957,503.95x = 765,113,693,696.08 × 307,233,365,208.90
  4. Step 4: Simplify right side
    554,426,957,503.95x = 235,068,454,881,658,211,926,016
  5. Step 5: Solve for x
    x = 235,068,454,881,658,211,926,016/554,426,957,503.95
  6. Step 6: Final answer
    x = 423,984,533,399.94

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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.