Home / 12,030,774,639.54-16,604,195,504.21-7,208,330,070.84

Finding the Fourth Proportional to 12,030,774,639.54, 16,604,195,504.21 and 7,208,330,070.84

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Solution

The fourth proportional to 12,030,774,639.54, 16,604,195,504.21 and 7,208,330,070.84 is: 9,948,529,944.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,030,774,639.54 : 16,604,195,504.21 = 7,208,330,070.84 : x
  2. Step 2: Convert to fraction form
    12,030,774,639.54/16,604,195,504.21 = 7,208,330,070.84/x
  3. Step 3: Cross multiply
    12,030,774,639.54x = 16,604,195,504.21 × 7,208,330,070.84
  4. Step 4: Simplify right side
    12,030,774,639.54x = 119,688,521,755,025,719,296
  5. Step 5: Solve for x
    x = 119,688,521,755,025,719,296/12,030,774,639.54
  6. Step 6: Final answer
    x = 9,948,529,944.34

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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.