Home / 56,108,769,942.36-77,430,078,054.18-30,388,051,041.24

Finding the Fourth Proportional to 56,108,769,942.36, 77,430,078,054.18 and 30,388,051,041.24

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Solution

The fourth proportional to 56,108,769,942.36, 77,430,078,054.18 and 30,388,051,041.24 is: 41,935,497,186.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,108,769,942.36 : 77,430,078,054.18 = 30,388,051,041.24 : x
  2. Step 2: Convert to fraction form
    56,108,769,942.36/77,430,078,054.18 = 30,388,051,041.24/x
  3. Step 3: Cross multiply
    56,108,769,942.36x = 77,430,078,054.18 × 30,388,051,041.24
  4. Step 4: Simplify right side
    56,108,769,942.36x = 2,352,949,164,037,619,056,640
  5. Step 5: Solve for x
    x = 2,352,949,164,037,619,056,640/56,108,769,942.36
  6. Step 6: Final answer
    x = 41,935,497,186.18

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1.5x scale

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.