Home / 140,549,070.90-210,543,670.35-123,715,586.10

Finding the Fourth Proportional to 140,549,070.90, 210,543,670.35 and 123,715,586.10

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Solution

The fourth proportional to 140,549,070.90, 210,543,670.35 and 123,715,586.10 is: 185,326,970.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,549,070.90 : 210,543,670.35 = 123,715,586.10 : x
  2. Step 2: Convert to fraction form
    140,549,070.90/210,543,670.35 = 123,715,586.10/x
  3. Step 3: Cross multiply
    140,549,070.90x = 210,543,670.35 × 123,715,586.10
  4. Step 4: Simplify right side
    140,549,070.90x = 26,047,533,576,995,440
  5. Step 5: Solve for x
    x = 26,047,533,576,995,440/140,549,070.90
  6. Step 6: Final answer
    x = 185,326,970.93

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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.