Home / 28,698,804,920.10-43,048,207,380.15-7,739,356,465.20

Finding the Fourth Proportional to 28,698,804,920.10, 43,048,207,380.15 and 7,739,356,465.20

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Solution

The fourth proportional to 28,698,804,920.10, 43,048,207,380.15 and 7,739,356,465.20 is: 11,609,034,697.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,698,804,920.10 : 43,048,207,380.15 = 7,739,356,465.20 : x
  2. Step 2: Convert to fraction form
    28,698,804,920.10/43,048,207,380.15 = 7,739,356,465.20/x
  3. Step 3: Cross multiply
    28,698,804,920.10x = 43,048,207,380.15 × 7,739,356,465.20
  4. Step 4: Simplify right side
    28,698,804,920.10x = 333,165,422,102,834,249,728
  5. Step 5: Solve for x
    x = 333,165,422,102,834,249,728/28,698,804,920.10
  6. Step 6: Final answer
    x = 11,609,034,697.80

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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.