Home / 194,023,145.80-291,034,718.70-167,947,107.40

Finding the Fourth Proportional to 194,023,145.80, 291,034,718.70 and 167,947,107.40

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Solution

The fourth proportional to 194,023,145.80, 291,034,718.70 and 167,947,107.40 is: 251,920,661.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,023,145.80 : 291,034,718.70 = 167,947,107.40 : x
  2. Step 2: Convert to fraction form
    194,023,145.80/291,034,718.70 = 167,947,107.40/x
  3. Step 3: Cross multiply
    194,023,145.80x = 291,034,718.70 × 167,947,107.40
  4. Step 4: Simplify right side
    194,023,145.80x = 48,878,439,158,637,688
  5. Step 5: Solve for x
    x = 48,878,439,158,637,688/194,023,145.80
  6. Step 6: Final answer
    x = 251,920,661.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.