Home / 2,088,551,984.70-3,133,184,889.69-861,049,420.86

Finding the Fourth Proportional to 2,088,551,984.70, 3,133,184,889.69 and 861,049,420.86

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Solution

The fourth proportional to 2,088,551,984.70, 3,133,184,889.69 and 861,049,420.86 is: 1,291,721,276.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,088,551,984.70 : 3,133,184,889.69 = 861,049,420.86 : x
  2. Step 2: Convert to fraction form
    2,088,551,984.70/3,133,184,889.69 = 861,049,420.86/x
  3. Step 3: Cross multiply
    2,088,551,984.70x = 3,133,184,889.69 × 861,049,420.86
  4. Step 4: Simplify right side
    2,088,551,984.70x = 2,697,827,034,714,877,440
  5. Step 5: Solve for x
    x = 2,697,827,034,714,877,440/2,088,551,984.70
  6. Step 6: Final answer
    x = 1,291,721,276.02

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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.