Home / 30,947,445,487.16-46,430,275,948.44-9,985,485,087.80

Finding the Fourth Proportional to 30,947,445,487.16, 46,430,275,948.44 and 9,985,485,087.80

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Solution

The fourth proportional to 30,947,445,487.16, 46,430,275,948.44 and 9,985,485,087.80 is: 14,981,166,322.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,947,445,487.16 : 46,430,275,948.44 = 9,985,485,087.80 : x
  2. Step 2: Convert to fraction form
    30,947,445,487.16/46,430,275,948.44 = 9,985,485,087.80/x
  3. Step 3: Cross multiply
    30,947,445,487.16x = 46,430,275,948.44 × 9,985,485,087.80
  4. Step 4: Simplify right side
    30,947,445,487.16x = 463,628,828,105,586,638,848
  5. Step 5: Solve for x
    x = 463,628,828,105,586,638,848/30,947,445,487.16
  6. Step 6: Final answer
    x = 14,981,166,322.69

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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.