Home / 1,551,978,274.02-2,141,410,303.08-891,801,006.18

Finding the Fourth Proportional to 1,551,978,274.02, 2,141,410,303.08 and 891,801,006.18

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Solution

The fourth proportional to 1,551,978,274.02, 2,141,410,303.08 and 891,801,006.18 is: 1,230,501,673.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,978,274.02 : 2,141,410,303.08 = 891,801,006.18 : x
  2. Step 2: Convert to fraction form
    1,551,978,274.02/2,141,410,303.08 = 891,801,006.18/x
  3. Step 3: Cross multiply
    1,551,978,274.02x = 2,141,410,303.08 × 891,801,006.18
  4. Step 4: Simplify right side
    1,551,978,274.02x = 1,909,711,862,930,962,688
  5. Step 5: Solve for x
    x = 1,909,711,862,930,962,688/1,551,978,274.02
  6. Step 6: Final answer
    x = 1,230,501,673.19

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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.