Home / 55,779,476.70-83,669,215.05-55,460,612.10

Finding the Fourth Proportional to 55,779,476.70, 83,669,215.05 and 55,460,612.10

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Solution

The fourth proportional to 55,779,476.70, 83,669,215.05 and 55,460,612.10 is: 83,190,918.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,779,476.70 : 83,669,215.05 = 55,460,612.10 : x
  2. Step 2: Convert to fraction form
    55,779,476.70/83,669,215.05 = 55,460,612.10/x
  3. Step 3: Cross multiply
    55,779,476.70x = 83,669,215.05 × 55,460,612.10
  4. Step 4: Simplify right side
    55,779,476.70x = 4,640,345,880,599,532
  5. Step 5: Solve for x
    x = 4,640,345,880,599,532/55,779,476.70
  6. Step 6: Final answer
    x = 83,190,918.15

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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.