Home / 1,457,397,307,397.90-2,011,271,505,054.10-807,075,891,021.75

Finding the Fourth Proportional to 1,457,397,307,397.90, 2,011,271,505,054.10 and 807,075,891,021.75

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Solution

The fourth proportional to 1,457,397,307,397.90, 2,011,271,505,054.10 and 807,075,891,021.75 is: 1,113,799,739,980.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,397,307,397.90 : 2,011,271,505,054.10 = 807,075,891,021.75 : x
  2. Step 2: Convert to fraction form
    1,457,397,307,397.90/2,011,271,505,054.10 = 807,075,891,021.75/x
  3. Step 3: Cross multiply
    1,457,397,307,397.90x = 2,011,271,505,054.10 × 807,075,891,021.75
  4. Step 4: Simplify right side
    1,457,397,307,397.90x = 1,623,248,742,028,193,900,265,472
  5. Step 5: Solve for x
    x = 1,623,248,742,028,193,900,265,472/1,457,397,307,397.90
  6. Step 6: Final answer
    x = 1,113,799,739,980.59

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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.