Home / 124,029,688-171,159,297.60-69,025,529.92

Finding the Fourth Proportional to 124,029,688, 171,159,297.60 and 69,025,529.92

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Solution

The fourth proportional to 124,029,688, 171,159,297.60 and 69,025,529.92 is: 95,254,300.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,029,688 : 171,159,297.60 = 69,025,529.92 : x
  2. Step 2: Convert to fraction form
    124,029,688/171,159,297.60 = 69,025,529.92/x
  3. Step 3: Cross multiply
    124,029,688x = 171,159,297.60 × 69,025,529.92
  4. Step 4: Simplify right side
    124,029,688x = 11,814,361,217,574,984
  5. Step 5: Solve for x
    x = 11,814,361,217,574,984/124,029,688
  6. Step 6: Final answer
    x = 95,254,300.87

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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.