Home / 1,096,792,089.36-1,513,175,899.08-720,651,140.32

Finding the Fourth Proportional to 1,096,792,089.36, 1,513,175,899.08 and 720,651,140.32

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Solution

The fourth proportional to 1,096,792,089.36, 1,513,175,899.08 and 720,651,140.32 is: 994,237,602.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,792,089.36 : 1,513,175,899.08 = 720,651,140.32 : x
  2. Step 2: Convert to fraction form
    1,096,792,089.36/1,513,175,899.08 = 720,651,140.32/x
  3. Step 3: Cross multiply
    1,096,792,089.36x = 1,513,175,899.08 × 720,651,140.32
  4. Step 4: Simplify right side
    1,096,792,089.36x = 1,090,471,937,176,743,296
  5. Step 5: Solve for x
    x = 1,090,471,937,176,743,296/1,096,792,089.36
  6. Step 6: Final answer
    x = 994,237,602.33

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Half scale
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Double scale
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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.