Home / 1,457,397,307,396.90-2,011,271,505,052.70-807,075,891,020.75

Finding the Fourth Proportional to 1,457,397,307,396.90, 2,011,271,505,052.70 and 807,075,891,020.75

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Solution

The fourth proportional to 1,457,397,307,396.90, 2,011,271,505,052.70 and 807,075,891,020.75 is: 1,113,799,739,979.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,397,307,396.90 : 2,011,271,505,052.70 = 807,075,891,020.75 : x
  2. Step 2: Convert to fraction form
    1,457,397,307,396.90/2,011,271,505,052.70 = 807,075,891,020.75/x
  3. Step 3: Cross multiply
    1,457,397,307,396.90x = 2,011,271,505,052.70 × 807,075,891,020.75
  4. Step 4: Simplify right side
    1,457,397,307,396.90x = 1,623,248,742,025,052,668,559,360
  5. Step 5: Solve for x
    x = 1,623,248,742,025,052,668,559,360/1,457,397,307,396.90
  6. Step 6: Final answer
    x = 1,113,799,739,979.20

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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.