Home / 210,701,244,340.68-290,717,881,471.15-119,249,795,129.01

Finding the Fourth Proportional to 210,701,244,340.68, 290,717,881,471.15 and 119,249,795,129.01

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Solution

The fourth proportional to 210,701,244,340.68, 290,717,881,471.15 and 119,249,795,129.01 is: 164,536,511,942.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,701,244,340.68 : 290,717,881,471.15 = 119,249,795,129.01 : x
  2. Step 2: Convert to fraction form
    210,701,244,340.68/290,717,881,471.15 = 119,249,795,129.01/x
  3. Step 3: Cross multiply
    210,701,244,340.68x = 290,717,881,471.15 × 119,249,795,129.01
  4. Step 4: Simplify right side
    210,701,244,340.68x = 34,668,047,805,774,450,130,944
  5. Step 5: Solve for x
    x = 34,668,047,805,774,450,130,944/210,701,244,340.68
  6. Step 6: Final answer
    x = 164,536,511,942.57

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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.