Home / 93,095,501.09-128,467,043.24-51,278,666.19

Finding the Fourth Proportional to 93,095,501.09, 128,467,043.24 and 51,278,666.19

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Solution

The fourth proportional to 93,095,501.09, 128,467,043.24 and 51,278,666.19 is: 70,761,943.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,095,501.09 : 128,467,043.24 = 51,278,666.19 : x
  2. Step 2: Convert to fraction form
    93,095,501.09/128,467,043.24 = 51,278,666.19/x
  3. Step 3: Cross multiply
    93,095,501.09x = 128,467,043.24 × 51,278,666.19
  4. Step 4: Simplify right side
    93,095,501.09x = 6,587,618,626,463,862
  5. Step 5: Solve for x
    x = 6,587,618,626,463,862/93,095,501.09
  6. Step 6: Final answer
    x = 70,761,943.91

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1.5x scale

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.