Home / 399,842,049,212.24-599,341,402,547.40-131,160,870,143.60

Finding the Fourth Proportional to 399,842,049,212.24, 599,341,402,547.40 and 131,160,870,143.60

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Solution

The fourth proportional to 399,842,049,212.24, 599,341,402,547.40 and 131,160,870,143.60 is: 196,602,983,668.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,842,049,212.24 : 599,341,402,547.40 = 131,160,870,143.60 : x
  2. Step 2: Convert to fraction form
    399,842,049,212.24/599,341,402,547.40 = 131,160,870,143.60/x
  3. Step 3: Cross multiply
    399,842,049,212.24x = 599,341,402,547.40 × 131,160,870,143.60
  4. Step 4: Simplify right side
    399,842,049,212.24x = 78,610,139,871,202,628,337,664
  5. Step 5: Solve for x
    x = 78,610,139,871,202,628,337,664/399,842,049,212.24
  6. Step 6: Final answer
    x = 196,602,983,668.37

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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.