Home / 28,698,804,947.10-43,048,207,420.65-7,739,356,492.20

Finding the Fourth Proportional to 28,698,804,947.10, 43,048,207,420.65 and 7,739,356,492.20

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Solution

The fourth proportional to 28,698,804,947.10, 43,048,207,420.65 and 7,739,356,492.20 is: 11,609,034,738.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,698,804,947.10 : 43,048,207,420.65 = 7,739,356,492.20 : x
  2. Step 2: Convert to fraction form
    28,698,804,947.10/43,048,207,420.65 = 7,739,356,492.20/x
  3. Step 3: Cross multiply
    28,698,804,947.10x = 43,048,207,420.65 × 7,739,356,492.20
  4. Step 4: Simplify right side
    28,698,804,947.10x = 333,165,423,578,579,795,968
  5. Step 5: Solve for x
    x = 333,165,423,578,579,795,968/28,698,804,947.10
  6. Step 6: Final answer
    x = 11,609,034,738.30

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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.