Home / 554,426,957,506.94-765,113,693,700.22-307,233,365,211.90

Finding the Fourth Proportional to 554,426,957,506.94, 765,113,693,700.22 and 307,233,365,211.90

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Solution

The fourth proportional to 554,426,957,506.94, 765,113,693,700.22 and 307,233,365,211.90 is: 423,984,533,404.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,426,957,506.94 : 765,113,693,700.22 = 307,233,365,211.90 : x
  2. Step 2: Convert to fraction form
    554,426,957,506.94/765,113,693,700.22 = 307,233,365,211.90/x
  3. Step 3: Cross multiply
    554,426,957,506.94x = 765,113,693,700.22 × 307,233,365,211.90
  4. Step 4: Simplify right side
    554,426,957,506.94x = 235,068,454,885,225,484,255,232
  5. Step 5: Solve for x
    x = 235,068,454,885,225,484,255,232/554,426,957,506.94
  6. Step 6: Final answer
    x = 423,984,533,404.08

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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.