Home / 1,365,358,631.63-1,884,199,907.72-738,827,066.03

Finding the Fourth Proportional to 1,365,358,631.63, 1,884,199,907.72 and 738,827,066.03

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Solution

The fourth proportional to 1,365,358,631.63, 1,884,199,907.72 and 738,827,066.03 is: 1,019,584,054.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,358,631.63 : 1,884,199,907.72 = 738,827,066.03 : x
  2. Step 2: Convert to fraction form
    1,365,358,631.63/1,884,199,907.72 = 738,827,066.03/x
  3. Step 3: Cross multiply
    1,365,358,631.63x = 1,884,199,907.72 × 738,827,066.03
  4. Step 4: Simplify right side
    1,365,358,631.63x = 1,392,097,889,627,190,528
  5. Step 5: Solve for x
    x = 1,392,097,889,627,190,528/1,365,358,631.63
  6. Step 6: Final answer
    x = 1,019,584,054.61

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1.5x scale

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.