Home / 181,768,117.70-272,652,176.55-105,051,656.90

Finding the Fourth Proportional to 181,768,117.70, 272,652,176.55 and 105,051,656.90

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Solution

The fourth proportional to 181,768,117.70, 272,652,176.55 and 105,051,656.90 is: 157,577,485.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,768,117.70 : 272,652,176.55 = 105,051,656.90 : x
  2. Step 2: Convert to fraction form
    181,768,117.70/272,652,176.55 = 105,051,656.90/x
  3. Step 3: Cross multiply
    181,768,117.70x = 272,652,176.55 × 105,051,656.90
  4. Step 4: Simplify right side
    181,768,117.70x = 28,642,562,903,968,828
  5. Step 5: Solve for x
    x = 28,642,562,903,968,828/181,768,117.70
  6. Step 6: Final answer
    x = 157,577,485.35

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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.