Home / 1,657,772,466.63-2,287,714,159.26-905,085,617.46

Finding the Fourth Proportional to 1,657,772,466.63, 2,287,714,159.26 and 905,085,617.46

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Solution

The fourth proportional to 1,657,772,466.63, 2,287,714,159.26 and 905,085,617.46 is: 1,249,011,685.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,772,466.63 : 2,287,714,159.26 = 905,085,617.46 : x
  2. Step 2: Convert to fraction form
    1,657,772,466.63/2,287,714,159.26 = 905,085,617.46/x
  3. Step 3: Cross multiply
    1,657,772,466.63x = 2,287,714,159.26 × 905,085,617.46
  4. Step 4: Simplify right side
    1,657,772,466.63x = 2,070,577,182,405,822,208
  5. Step 5: Solve for x
    x = 2,070,577,182,405,822,208/1,657,772,466.63
  6. Step 6: Final answer
    x = 1,249,011,685.31

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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.