Home / 196,538,506,815.19-294,837,237,545.17-69,030,724,659.64

Finding the Fourth Proportional to 196,538,506,815.19, 294,837,237,545.17 and 69,030,724,659.64

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Solution

The fourth proportional to 196,538,506,815.19, 294,837,237,545.17 and 69,030,724,659.64 is: 103,556,440,385.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,538,506,815.19 : 294,837,237,545.17 = 69,030,724,659.64 : x
  2. Step 2: Convert to fraction form
    196,538,506,815.19/294,837,237,545.17 = 69,030,724,659.64/x
  3. Step 3: Cross multiply
    196,538,506,815.19x = 294,837,237,545.17 × 69,030,724,659.64
  4. Step 4: Simplify right side
    196,538,506,815.19x = 20,352,828,164,388,027,367,424
  5. Step 5: Solve for x
    x = 20,352,828,164,388,027,367,424/196,538,506,815.19
  6. Step 6: Final answer
    x = 103,556,440,385.12

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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.