Home / 1,587,724,688.88-2,191,061,872.08-882,861,536.16

Finding the Fourth Proportional to 1,587,724,688.88, 2,191,061,872.08 and 882,861,536.16

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Solution

The fourth proportional to 1,587,724,688.88, 2,191,061,872.08 and 882,861,536.16 is: 1,218,349,921.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587,724,688.88 : 2,191,061,872.08 = 882,861,536.16 : x
  2. Step 2: Convert to fraction form
    1,587,724,688.88/2,191,061,872.08 = 882,861,536.16/x
  3. Step 3: Cross multiply
    1,587,724,688.88x = 2,191,061,872.08 × 882,861,536.16
  4. Step 4: Simplify right side
    1,587,724,688.88x = 1,934,404,250,206,153,984
  5. Step 5: Solve for x
    x = 1,934,404,250,206,153,984/1,587,724,688.88
  6. Step 6: Final answer
    x = 1,218,349,921.59

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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.