Home / 196,538,506,816.69-294,837,237,547.42-69,030,724,661.14

Finding the Fourth Proportional to 196,538,506,816.69, 294,837,237,547.42 and 69,030,724,661.14

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Solution

The fourth proportional to 196,538,506,816.69, 294,837,237,547.42 and 69,030,724,661.14 is: 103,556,440,387.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,538,506,816.69 : 294,837,237,547.42 = 69,030,724,661.14 : x
  2. Step 2: Convert to fraction form
    196,538,506,816.69/294,837,237,547.42 = 69,030,724,661.14/x
  3. Step 3: Cross multiply
    196,538,506,816.69x = 294,837,237,547.42 × 69,030,724,661.14
  4. Step 4: Simplify right side
    196,538,506,816.69x = 20,352,828,164,987,078,836,224
  5. Step 5: Solve for x
    x = 20,352,828,164,987,078,836,224/196,538,506,816.69
  6. Step 6: Final answer
    x = 103,556,440,387.38

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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.