Home / 191,815,168.23-264,725,445.78-117,525,030.84

Finding the Fourth Proportional to 191,815,168.23, 264,725,445.78 and 117,525,030.84

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Solution

The fourth proportional to 191,815,168.23, 264,725,445.78 and 117,525,030.84 is: 162,197,111.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,815,168.23 : 264,725,445.78 = 117,525,030.84 : x
  2. Step 2: Convert to fraction form
    191,815,168.23/264,725,445.78 = 117,525,030.84/x
  3. Step 3: Cross multiply
    191,815,168.23x = 264,725,445.78 × 117,525,030.84
  4. Step 4: Simplify right side
    191,815,168.23x = 31,111,866,179,427,248
  5. Step 5: Solve for x
    x = 31,111,866,179,427,248/191,815,168.23
  6. Step 6: Final answer
    x = 162,197,111.24

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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.