Home / 211,205,496.06-291,477,054.15-118,386,027.90

Finding the Fourth Proportional to 211,205,496.06, 291,477,054.15 and 118,386,027.90

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Solution

The fourth proportional to 211,205,496.06, 291,477,054.15 and 118,386,027.90 is: 163,380,268.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,205,496.06 : 291,477,054.15 = 118,386,027.90 : x
  2. Step 2: Convert to fraction form
    211,205,496.06/291,477,054.15 = 118,386,027.90/x
  3. Step 3: Cross multiply
    211,205,496.06x = 291,477,054.15 × 118,386,027.90
  4. Step 4: Simplify right side
    211,205,496.06x = 34,506,810,664,811,708
  5. Step 5: Solve for x
    x = 34,506,810,664,811,708/211,205,496.06
  6. Step 6: Final answer
    x = 163,380,268.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.