Home / 7,528,692,003.80-11,293,038,005.70-2,621,365,809.80

Finding the Fourth Proportional to 7,528,692,003.80, 11,293,038,005.70 and 2,621,365,809.80

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Solution

The fourth proportional to 7,528,692,003.80, 11,293,038,005.70 and 2,621,365,809.80 is: 3,932,048,714.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,528,692,003.80 : 11,293,038,005.70 = 2,621,365,809.80 : x
  2. Step 2: Convert to fraction form
    7,528,692,003.80/11,293,038,005.70 = 2,621,365,809.80/x
  3. Step 3: Cross multiply
    7,528,692,003.80x = 11,293,038,005.70 × 2,621,365,809.80
  4. Step 4: Simplify right side
    7,528,692,003.80x = 29,603,183,716,913,963,008
  5. Step 5: Solve for x
    x = 29,603,183,716,913,963,008/7,528,692,003.80
  6. Step 6: Final answer
    x = 3,932,048,714.70

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1.5x scale

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.