Home / 92,774,657.48-128,051,325.16-53,105,184.06

Finding the Fourth Proportional to 92,774,657.48, 128,051,325.16 and 53,105,184.06

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Solution

The fourth proportional to 92,774,657.48, 128,051,325.16 and 53,105,184.06 is: 73,297,917.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,774,657.48 : 128,051,325.16 = 53,105,184.06 : x
  2. Step 2: Convert to fraction form
    92,774,657.48/128,051,325.16 = 53,105,184.06/x
  3. Step 3: Cross multiply
    92,774,657.48x = 128,051,325.16 × 53,105,184.06
  4. Step 4: Simplify right side
    92,774,657.48x = 6,800,189,191,748,709
  5. Step 5: Solve for x
    x = 6,800,189,191,748,709/92,774,657.48
  6. Step 6: Final answer
    x = 73,297,917.52

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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.