Home / 648,903,526.83-973,355,301.49-157,613,486.02

Finding the Fourth Proportional to 648,903,526.83, 973,355,301.49 and 157,613,486.02

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Solution

The fourth proportional to 648,903,526.83, 973,355,301.49 and 157,613,486.02 is: 236,420,231.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,903,526.83 : 973,355,301.49 = 157,613,486.02 : x
  2. Step 2: Convert to fraction form
    648,903,526.83/973,355,301.49 = 157,613,486.02/x
  3. Step 3: Cross multiply
    648,903,526.83x = 973,355,301.49 × 157,613,486.02
  4. Step 4: Simplify right side
    648,903,526.83x = 153,413,922,204,709,664
  5. Step 5: Solve for x
    x = 153,413,922,204,709,664/648,903,526.83
  6. Step 6: Final answer
    x = 236,420,231.76

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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.