Home / 191,716,830.90-287,575,246.35-146,367,198.90

Finding the Fourth Proportional to 191,716,830.90, 287,575,246.35 and 146,367,198.90

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Solution

The fourth proportional to 191,716,830.90, 287,575,246.35 and 146,367,198.90 is: 219,550,798.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,716,830.90 : 287,575,246.35 = 146,367,198.90 : x
  2. Step 2: Convert to fraction form
    191,716,830.90/287,575,246.35 = 146,367,198.90/x
  3. Step 3: Cross multiply
    191,716,830.90x = 287,575,246.35 × 146,367,198.90
  4. Step 4: Simplify right side
    191,716,830.90x = 42,091,583,281,226,952
  5. Step 5: Solve for x
    x = 42,091,583,281,226,952/191,716,830.90
  6. Step 6: Final answer
    x = 219,550,798.35

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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.