Home / 5,298,883,218.02-7,312,507,200.27-2,920,106,505.66

Finding the Fourth Proportional to 5,298,883,218.02, 7,312,507,200.27 and 2,920,106,505.66

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Solution

The fourth proportional to 5,298,883,218.02, 7,312,507,200.27 and 2,920,106,505.66 is: 4,029,773,627.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,298,883,218.02 : 7,312,507,200.27 = 2,920,106,505.66 : x
  2. Step 2: Convert to fraction form
    5,298,883,218.02/7,312,507,200.27 = 2,920,106,505.66/x
  3. Step 3: Cross multiply
    5,298,883,218.02x = 7,312,507,200.27 × 2,920,106,505.66
  4. Step 4: Simplify right side
    5,298,883,218.02x = 21,353,299,848,194,019,328
  5. Step 5: Solve for x
    x = 21,353,299,848,194,019,328/5,298,883,218.02
  6. Step 6: Final answer
    x = 4,029,773,627.70

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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.