Home / 1,781,075,239.02-2,671,611,084.63-1,220,284,524.06

Finding the Fourth Proportional to 1,781,075,239.02, 2,671,611,084.63 and 1,220,284,524.06

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Solution

The fourth proportional to 1,781,075,239.02, 2,671,611,084.63 and 1,220,284,524.06 is: 1,830,425,570.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,075,239.02 : 2,671,611,084.63 = 1,220,284,524.06 : x
  2. Step 2: Convert to fraction form
    1,781,075,239.02/2,671,611,084.63 = 1,220,284,524.06/x
  3. Step 3: Cross multiply
    1,781,075,239.02x = 2,671,611,084.63 × 1,220,284,524.06
  4. Step 4: Simplify right side
    1,781,075,239.02x = 3,260,125,660,881,139,712
  5. Step 5: Solve for x
    x = 3,260,125,660,881,139,712/1,781,075,239.02
  6. Step 6: Final answer
    x = 1,830,425,570.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.