Home / 28,790,547,571.64-43,187,716,273.62-7,543,516,459.16

Finding the Fourth Proportional to 28,790,547,571.64, 43,187,716,273.62 and 7,543,516,459.16

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Solution

The fourth proportional to 28,790,547,571.64, 43,187,716,273.62 and 7,543,516,459.16 is: 11,315,771,182.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,790,547,571.64 : 43,187,716,273.62 = 7,543,516,459.16 : x
  2. Step 2: Convert to fraction form
    28,790,547,571.64/43,187,716,273.62 = 7,543,516,459.16/x
  3. Step 3: Cross multiply
    28,790,547,571.64x = 43,187,716,273.62 × 7,543,516,459.16
  4. Step 4: Simplify right side
    28,790,547,571.64x = 325,787,248,543,584,681,984
  5. Step 5: Solve for x
    x = 325,787,248,543,584,681,984/28,790,547,571.64
  6. Step 6: Final answer
    x = 11,315,771,182.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.