Home / 7,484,577,816.90-10,327,066,128.30-4,431,237,970.34

Finding the Fourth Proportional to 7,484,577,816.90, 10,327,066,128.30 and 4,431,237,970.34

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Solution

The fourth proportional to 7,484,577,816.90, 10,327,066,128.30 and 4,431,237,970.34 is: 6,114,130,772.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,484,577,816.90 : 10,327,066,128.30 = 4,431,237,970.34 : x
  2. Step 2: Convert to fraction form
    7,484,577,816.90/10,327,066,128.30 = 4,431,237,970.34/x
  3. Step 3: Cross multiply
    7,484,577,816.90x = 10,327,066,128.30 × 4,431,237,970.34
  4. Step 4: Simplify right side
    7,484,577,816.90x = 45,761,687,549,883,416,576
  5. Step 5: Solve for x
    x = 45,761,687,549,883,416,576/7,484,577,816.90
  6. Step 6: Final answer
    x = 6,114,130,772.55

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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.