Home / 152,765,747,237.07-210,807,232,329.51-84,173,321,851.83

Finding the Fourth Proportional to 152,765,747,237.07, 210,807,232,329.51 and 84,173,321,851.83

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Solution

The fourth proportional to 152,765,747,237.07, 210,807,232,329.51 and 84,173,321,851.83 is: 116,153,950,322.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,765,747,237.07 : 210,807,232,329.51 = 84,173,321,851.83 : x
  2. Step 2: Convert to fraction form
    152,765,747,237.07/210,807,232,329.51 = 84,173,321,851.83/x
  3. Step 3: Cross multiply
    152,765,747,237.07x = 210,807,232,329.51 × 84,173,321,851.83
  4. Step 4: Simplify right side
    152,765,747,237.07x = 17,744,345,015,565,349,289,984
  5. Step 5: Solve for x
    x = 17,744,345,015,565,349,289,984/152,765,747,237.07
  6. Step 6: Final answer
    x = 116,153,950,322.57

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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.