Home / 9,709,752,531.06-13,399,458,509.88-5,254,416,907.56

Finding the Fourth Proportional to 9,709,752,531.06, 13,399,458,509.88 and 5,254,416,907.56

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Solution

The fourth proportional to 9,709,752,531.06, 13,399,458,509.88 and 5,254,416,907.56 is: 7,251,095,341.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,709,752,531.06 : 13,399,458,509.88 = 5,254,416,907.56 : x
  2. Step 2: Convert to fraction form
    9,709,752,531.06/13,399,458,509.88 = 5,254,416,907.56/x
  3. Step 3: Cross multiply
    9,709,752,531.06x = 13,399,458,509.88 × 5,254,416,907.56
  4. Step 4: Simplify right side
    9,709,752,531.06x = 70,406,341,346,462,195,712
  5. Step 5: Solve for x
    x = 70,406,341,346,462,195,712/9,709,752,531.06
  6. Step 6: Final answer
    x = 7,251,095,341.64

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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.