Home / 152,736,507.96-210,776,926.86-83,122,723.32

Finding the Fourth Proportional to 152,736,507.96, 210,776,926.86 and 83,122,723.32

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Solution

The fourth proportional to 152,736,507.96, 210,776,926.86 and 83,122,723.32 is: 114,709,655.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,736,507.96 : 210,776,926.86 = 83,122,723.32 : x
  2. Step 2: Convert to fraction form
    152,736,507.96/210,776,926.86 = 83,122,723.32/x
  3. Step 3: Cross multiply
    152,736,507.96x = 210,776,926.86 × 83,122,723.32
  4. Step 4: Simplify right side
    152,736,507.96x = 17,520,352,173,623,656
  5. Step 5: Solve for x
    x = 17,520,352,173,623,656/152,736,507.96
  6. Step 6: Final answer
    x = 114,709,655.26

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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.