Home / 1,862,116,257.02-2,570,343,131.19-1,109,665,386.59

Finding the Fourth Proportional to 1,862,116,257.02, 2,570,343,131.19 and 1,109,665,386.59

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Solution

The fourth proportional to 1,862,116,257.02, 2,570,343,131.19 and 1,109,665,386.59 is: 1,531,709,308.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,862,116,257.02 : 2,570,343,131.19 = 1,109,665,386.59 : x
  2. Step 2: Convert to fraction form
    1,862,116,257.02/2,570,343,131.19 = 1,109,665,386.59/x
  3. Step 3: Cross multiply
    1,862,116,257.02x = 2,570,343,131.19 × 1,109,665,386.59
  4. Step 4: Simplify right side
    1,862,116,257.02x = 2,852,220,804,328,050,688
  5. Step 5: Solve for x
    x = 2,852,220,804,328,050,688/1,862,116,257.02
  6. Step 6: Final answer
    x = 1,531,709,308.47

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Double scale
Find fourth proportional to 1,862,116,258.02, 2,570,343,132.57 and 1,109,665,387.59
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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.