Home / 191,520,050.90-287,280,076.35-188,496,742.10

Finding the Fourth Proportional to 191,520,050.90, 287,280,076.35 and 188,496,742.10

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Solution

The fourth proportional to 191,520,050.90, 287,280,076.35 and 188,496,742.10 is: 282,745,113.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,520,050.90 : 287,280,076.35 = 188,496,742.10 : x
  2. Step 2: Convert to fraction form
    191,520,050.90/287,280,076.35 = 188,496,742.10/x
  3. Step 3: Cross multiply
    191,520,050.90x = 287,280,076.35 × 188,496,742.10
  4. Step 4: Simplify right side
    191,520,050.90x = 54,151,358,462,214,264
  5. Step 5: Solve for x
    x = 54,151,358,462,214,264/191,520,050.90
  6. Step 6: Final answer
    x = 282,745,113.15

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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.