Home / 211,575,005.76-291,957,498.36-118,737,577.44

Finding the Fourth Proportional to 211,575,005.76, 291,957,498.36 and 118,737,577.44

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Solution

The fourth proportional to 211,575,005.76, 291,957,498.36 and 118,737,577.44 is: 163,848,872.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,575,005.76 : 291,957,498.36 = 118,737,577.44 : x
  2. Step 2: Convert to fraction form
    211,575,005.76/291,957,498.36 = 118,737,577.44/x
  3. Step 3: Cross multiply
    211,575,005.76x = 291,957,498.36 × 118,737,577.44
  4. Step 4: Simplify right side
    211,575,005.76x = 34,666,326,070,709,176
  5. Step 5: Solve for x
    x = 34,666,326,070,709,176/211,575,005.76
  6. Step 6: Final answer
    x = 163,848,872.16

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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.