Home / 147,776,549,196.94-221,642,426,935.26-40,219,201,879.94

Finding the Fourth Proportional to 147,776,549,196.94, 221,642,426,935.26 and 40,219,201,879.94

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Solution

The fourth proportional to 147,776,549,196.94, 221,642,426,935.26 and 40,219,201,879.94 is: 60,322,707,239.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,776,549,196.94 : 221,642,426,935.26 = 40,219,201,879.94 : x
  2. Step 2: Convert to fraction form
    147,776,549,196.94/221,642,426,935.26 = 40,219,201,879.94/x
  3. Step 3: Cross multiply
    147,776,549,196.94x = 221,642,426,935.26 × 40,219,201,879.94
  4. Step 4: Simplify right side
    147,776,549,196.94x = 8,914,281,514,069,517,139,968
  5. Step 5: Solve for x
    x = 8,914,281,514,069,517,139,968/147,776,549,196.94
  6. Step 6: Final answer
    x = 60,322,707,239.49

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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.