Home / 106,997,030.36-160,264,943.72-72,262,430.34

Finding the Fourth Proportional to 106,997,030.36, 160,264,943.72 and 72,262,430.34

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Solution

The fourth proportional to 106,997,030.36, 160,264,943.72 and 72,262,430.34 is: 108,237,904.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,997,030.36 : 160,264,943.72 = 72,262,430.34 : x
  2. Step 2: Convert to fraction form
    106,997,030.36/160,264,943.72 = 72,262,430.34/x
  3. Step 3: Cross multiply
    106,997,030.36x = 160,264,943.72 × 72,262,430.34
  4. Step 4: Simplify right side
    106,997,030.36x = 11,581,134,331,510,520
  5. Step 5: Solve for x
    x = 11,581,134,331,510,520/106,997,030.36
  6. Step 6: Final answer
    x = 108,237,904.29

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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.