Home / 190,148,671.30-285,263,947.32-58,988,288.92

Finding the Fourth Proportional to 190,148,671.30, 285,263,947.32 and 58,988,288.92

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Solution

The fourth proportional to 190,148,671.30, 285,263,947.32 and 58,988,288.92 is: 88,495,133.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,148,671.30 : 285,263,947.32 = 58,988,288.92 : x
  2. Step 2: Convert to fraction form
    190,148,671.30/285,263,947.32 = 58,988,288.92/x
  3. Step 3: Cross multiply
    190,148,671.30x = 285,263,947.32 × 58,988,288.92
  4. Step 4: Simplify right side
    190,148,671.30x = 16,827,232,142,971,820
  5. Step 5: Solve for x
    x = 16,827,232,142,971,820/190,148,671.30
  6. Step 6: Final answer
    x = 88,495,133.98

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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.