Home / 1,429,969,552.15-1,973,523,313.20-835,402,661.50

Finding the Fourth Proportional to 1,429,969,552.15, 1,973,523,313.20 and 835,402,661.50

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Solution

The fourth proportional to 1,429,969,552.15, 1,973,523,313.20 and 835,402,661.50 is: 1,152,952,261.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,969,552.15 : 1,973,523,313.20 = 835,402,661.50 : x
  2. Step 2: Convert to fraction form
    1,429,969,552.15/1,973,523,313.20 = 835,402,661.50/x
  3. Step 3: Cross multiply
    1,429,969,552.15x = 1,973,523,313.20 × 835,402,661.50
  4. Step 4: Simplify right side
    1,429,969,552.15x = 1,648,686,628,379,578,112
  5. Step 5: Solve for x
    x = 1,648,686,628,379,578,112/1,429,969,552.15
  6. Step 6: Final answer
    x = 1,152,952,261.05

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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.