Home / 347,834,606.25-480,014,970.01-189,065,102.81

Finding the Fourth Proportional to 347,834,606.25, 480,014,970.01 and 189,065,102.81

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Solution

The fourth proportional to 347,834,606.25, 480,014,970.01 and 189,065,102.81 is: 260,911,588.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,834,606.25 : 480,014,970.01 = 189,065,102.81 : x
  2. Step 2: Convert to fraction form
    347,834,606.25/480,014,970.01 = 189,065,102.81/x
  3. Step 3: Cross multiply
    347,834,606.25x = 480,014,970.01 × 189,065,102.81
  4. Step 4: Simplify right side
    347,834,606.25x = 90,754,079,652,406,976
  5. Step 5: Solve for x
    x = 90,754,079,652,406,976/347,834,606.25
  6. Step 6: Final answer
    x = 260,911,588.50

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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.