Home / 9,112,311,561.16-12,575,478,206.46-5,097,742,343.56

Finding the Fourth Proportional to 9,112,311,561.16, 12,575,478,206.46 and 5,097,742,343.56

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Solution

The fourth proportional to 9,112,311,561.16, 12,575,478,206.46 and 5,097,742,343.56 is: 7,035,157,579.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,112,311,561.16 : 12,575,478,206.46 = 5,097,742,343.56 : x
  2. Step 2: Convert to fraction form
    9,112,311,561.16/12,575,478,206.46 = 5,097,742,343.56/x
  3. Step 3: Cross multiply
    9,112,311,561.16x = 12,575,478,206.46 × 5,097,742,343.56
  4. Step 4: Simplify right side
    9,112,311,561.16x = 64,106,547,743,587,106,816
  5. Step 5: Solve for x
    x = 64,106,547,743,587,106,816/9,112,311,561.16
  6. Step 6: Final answer
    x = 7,035,157,579.21

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Double scale
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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.