Home / 1,283,045,666.86-1,770,603,756.96-696,334,802.86

Finding the Fourth Proportional to 1,283,045,666.86, 1,770,603,756.96 and 696,334,802.86

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Solution

The fourth proportional to 1,283,045,666.86, 1,770,603,756.96 and 696,334,802.86 is: 960,942,427.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,045,666.86 : 1,770,603,756.96 = 696,334,802.86 : x
  2. Step 2: Convert to fraction form
    1,283,045,666.86/1,770,603,756.96 = 696,334,802.86/x
  3. Step 3: Cross multiply
    1,283,045,666.86x = 1,770,603,756.96 × 696,334,802.86
  4. Step 4: Simplify right side
    1,283,045,666.86x = 1,232,933,018,045,916,928
  5. Step 5: Solve for x
    x = 1,232,933,018,045,916,928/1,283,045,666.86
  6. Step 6: Final answer
    x = 960,942,427.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.