Home / 196,538,506,818.40-294,837,237,549.99-69,030,724,662.84

Finding the Fourth Proportional to 196,538,506,818.40, 294,837,237,549.99 and 69,030,724,662.84

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Solution

The fourth proportional to 196,538,506,818.40, 294,837,237,549.99 and 69,030,724,662.84 is: 103,556,440,389.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,538,506,818.40 : 294,837,237,549.99 = 69,030,724,662.84 : x
  2. Step 2: Convert to fraction form
    196,538,506,818.40/294,837,237,549.99 = 69,030,724,662.84/x
  3. Step 3: Cross multiply
    196,538,506,818.40x = 294,837,237,549.99 × 69,030,724,662.84
  4. Step 4: Simplify right side
    196,538,506,818.40x = 20,352,828,165,665,708,834,816
  5. Step 5: Solve for x
    x = 20,352,828,165,665,708,834,816/196,538,506,818.40
  6. Step 6: Final answer
    x = 103,556,440,389.93

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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.