Home / 145,181,196.96-217,803,682.48-42,937,263.52

Finding the Fourth Proportional to 145,181,196.96, 217,803,682.48 and 42,937,263.52

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Solution

The fourth proportional to 145,181,196.96, 217,803,682.48 and 42,937,263.52 is: 64,415,325.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,181,196.96 : 217,803,682.48 = 42,937,263.52 : x
  2. Step 2: Convert to fraction form
    145,181,196.96/217,803,682.48 = 42,937,263.52/x
  3. Step 3: Cross multiply
    145,181,196.96x = 217,803,682.48 × 42,937,263.52
  4. Step 4: Simplify right side
    145,181,196.96x = 9,351,894,110,270,168
  5. Step 5: Solve for x
    x = 9,351,894,110,270,168/145,181,196.96
  6. Step 6: Final answer
    x = 64,415,325.86

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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.