Home / 2,699,009,985.60-4,048,514,978.40-2,154,814,401.60

Finding the Fourth Proportional to 2,699,009,985.60, 4,048,514,978.40 and 2,154,814,401.60

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Solution

The fourth proportional to 2,699,009,985.60, 4,048,514,978.40 and 2,154,814,401.60 is: 3,232,221,602.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,699,009,985.60 : 4,048,514,978.40 = 2,154,814,401.60 : x
  2. Step 2: Convert to fraction form
    2,699,009,985.60/4,048,514,978.40 = 2,154,814,401.60/x
  3. Step 3: Cross multiply
    2,699,009,985.60x = 4,048,514,978.40 × 2,154,814,401.60
  4. Step 4: Simplify right side
    2,699,009,985.60x = 8,723,798,380,549,633,024
  5. Step 5: Solve for x
    x = 8,723,798,380,549,633,024/2,699,009,985.60
  6. Step 6: Final answer
    x = 3,232,221,602.40

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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.