Home / 162,355,894.08-243,507,917.07-47,313,526.74

Finding the Fourth Proportional to 162,355,894.08, 243,507,917.07 and 47,313,526.74

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Solution

The fourth proportional to 162,355,894.08, 243,507,917.07 and 47,313,526.74 is: 70,962,735.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,355,894.08 : 243,507,917.07 = 47,313,526.74 : x
  2. Step 2: Convert to fraction form
    162,355,894.08/243,507,917.07 = 47,313,526.74/x
  3. Step 3: Cross multiply
    162,355,894.08x = 243,507,917.07 × 47,313,526.74
  4. Step 4: Simplify right side
    162,355,894.08x = 11,521,218,345,693,148
  5. Step 5: Solve for x
    x = 11,521,218,345,693,148/162,355,894.08
  6. Step 6: Final answer
    x = 70,962,735.36

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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.