Home / 1,639,005,298.45-2,260,397,881.59-1,161,751,684.93

Finding the Fourth Proportional to 1,639,005,298.45, 2,260,397,881.59 and 1,161,751,684.93

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Solution

The fourth proportional to 1,639,005,298.45, 2,260,397,881.59 and 1,161,751,684.93 is: 1,602,204,123.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,005,298.45 : 2,260,397,881.59 = 1,161,751,684.93 : x
  2. Step 2: Convert to fraction form
    1,639,005,298.45/2,260,397,881.59 = 1,161,751,684.93/x
  3. Step 3: Cross multiply
    1,639,005,298.45x = 2,260,397,881.59 × 1,161,751,684.93
  4. Step 4: Simplify right side
    1,639,005,298.45x = 2,626,021,047,539,319,808
  5. Step 5: Solve for x
    x = 2,626,021,047,539,319,808/1,639,005,298.45
  6. Step 6: Final answer
    x = 1,602,204,123.46

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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.