Home / 157,333,007.61-236,021,048.81-53,674,381.54

Finding the Fourth Proportional to 157,333,007.61, 236,021,048.81 and 53,674,381.54

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Solution

The fourth proportional to 157,333,007.61, 236,021,048.81 and 53,674,381.54 is: 80,518,919.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,333,007.61 : 236,021,048.81 = 53,674,381.54 : x
  2. Step 2: Convert to fraction form
    157,333,007.61/236,021,048.81 = 53,674,381.54/x
  3. Step 3: Cross multiply
    157,333,007.61x = 236,021,048.81 × 53,674,381.54
  4. Step 4: Simplify right side
    157,333,007.61x = 12,668,283,824,199,218
  5. Step 5: Solve for x
    x = 12,668,283,824,199,218/157,333,007.61
  6. Step 6: Final answer
    x = 80,518,919.82

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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.