Home / 1,610,604,738.79-2,222,599,702.57-932,450,288.05

Finding the Fourth Proportional to 1,610,604,738.79, 2,222,599,702.57 and 932,450,288.05

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Solution

The fourth proportional to 1,610,604,738.79, 2,222,599,702.57 and 932,450,288.05 is: 1,286,761,228.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,604,738.79 : 2,222,599,702.57 = 932,450,288.05 : x
  2. Step 2: Convert to fraction form
    1,610,604,738.79/2,222,599,702.57 = 932,450,288.05/x
  3. Step 3: Cross multiply
    1,610,604,738.79x = 2,222,599,702.57 × 932,450,288.05
  4. Step 4: Simplify right side
    1,610,604,738.79x = 2,072,463,732,881,688,064
  5. Step 5: Solve for x
    x = 2,072,463,732,881,688,064/1,610,604,738.79
  6. Step 6: Final answer
    x = 1,286,761,228.85

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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.