Home / 1,509,990,850,046-2,084,283,963,123.80-1,201,907,333,068.40

Finding the Fourth Proportional to 1,509,990,850,046, 2,084,283,963,123.80 and 1,201,907,333,068.40

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Solution

The fourth proportional to 1,509,990,850,046, 2,084,283,963,123.80 and 1,201,907,333,068.40 is: 1,659,027,390,397.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509,990,850,046 : 2,084,283,963,123.80 = 1,201,907,333,068.40 : x
  2. Step 2: Convert to fraction form
    1,509,990,850,046/2,084,283,963,123.80 = 1,201,907,333,068.40/x
  3. Step 3: Cross multiply
    1,509,990,850,046x = 2,084,283,963,123.80 × 1,201,907,333,068.40
  4. Step 4: Simplify right side
    1,509,990,850,046x = 2,505,116,179,475,361,683,210,240
  5. Step 5: Solve for x
    x = 2,505,116,179,475,361,683,210,240/1,509,990,850,046
  6. Step 6: Final answer
    x = 1,659,027,390,397.13

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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.