Home / 769,779,434,151.54-1,154,713,277,068.80-203,802,413,930.32

Finding the Fourth Proportional to 769,779,434,151.54, 1,154,713,277,068.80 and 203,802,413,930.32

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Solution

The fourth proportional to 769,779,434,151.54, 1,154,713,277,068.80 and 203,802,413,930.32 is: 305,715,303,401.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,779,434,151.54 : 1,154,713,277,068.80 = 203,802,413,930.32 : x
  2. Step 2: Convert to fraction form
    769,779,434,151.54/1,154,713,277,068.80 = 203,802,413,930.32/x
  3. Step 3: Cross multiply
    769,779,434,151.54x = 1,154,713,277,068.80 × 203,802,413,930.32
  4. Step 4: Simplify right side
    769,779,434,151.54x = 235,333,353,264,011,880,169,472
  5. Step 5: Solve for x
    x = 235,333,353,264,011,880,169,472/769,779,434,151.54
  6. Step 6: Final answer
    x = 305,715,303,401.68

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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.