Home / 1,457,397,307,405.40-2,011,271,505,064.40-807,075,891,029.15

Finding the Fourth Proportional to 1,457,397,307,405.40, 2,011,271,505,064.40 and 807,075,891,029.15

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Solution

The fourth proportional to 1,457,397,307,405.40, 2,011,271,505,064.40 and 807,075,891,029.15 is: 1,113,799,739,990.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,397,307,405.40 : 2,011,271,505,064.40 = 807,075,891,029.15 : x
  2. Step 2: Convert to fraction form
    1,457,397,307,405.40/2,011,271,505,064.40 = 807,075,891,029.15/x
  3. Step 3: Cross multiply
    1,457,397,307,405.40x = 2,011,271,505,064.40 × 807,075,891,029.15
  4. Step 4: Simplify right side
    1,457,397,307,405.40x = 1,623,248,742,051,390,213,324,800
  5. Step 5: Solve for x
    x = 1,623,248,742,051,390,213,324,800/1,457,397,307,405.40
  6. Step 6: Final answer
    x = 1,113,799,739,990.78

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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.