Home / 1,588,035,696.67-2,191,549,730.81-883,238,642.47

Finding the Fourth Proportional to 1,588,035,696.67, 2,191,549,730.81 and 883,238,642.47

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Solution

The fourth proportional to 1,588,035,696.67, 2,191,549,730.81 and 883,238,642.47 is: 1,218,902,958.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,035,696.67 : 2,191,549,730.81 = 883,238,642.47 : x
  2. Step 2: Convert to fraction form
    1,588,035,696.67/2,191,549,730.81 = 883,238,642.47/x
  3. Step 3: Cross multiply
    1,588,035,696.67x = 2,191,549,730.81 × 883,238,642.47
  4. Step 4: Simplify right side
    1,588,035,696.67x = 1,935,661,409,146,118,400
  5. Step 5: Solve for x
    x = 1,935,661,409,146,118,400/1,588,035,696.67
  6. Step 6: Final answer
    x = 1,218,902,958.67

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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.