Home / 30,220,210,117.50-64,685,641,527.75

Finding the Third Proportional to 30,220,210,117.50 and 64,685,641,527.75

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Solution

The third proportional to 30,220,210,117.50 and 64,685,641,527.75 is: 138,458,078,338.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,220,210,117.50 : 64,685,641,527.75 = 64,685,641,527.75 : x
  2. Step 2: Convert to fraction form
    30,220,210,117.50/64,685,641,527.75 = 64,685,641,527.75/x
  3. Step 3: Cross multiply
    30,220,210,117.50x = 64,685,641,527.75 × 64,685,641,527.75
  4. Step 4: Simplify right side
    30,220,210,117.50x = 4,184,232,219,856,575,397,888
  5. Step 5: Solve for x
    x = 4,184,232,219,856,575,397,888/30,220,210,117.50
  6. Step 6: Final answer
    x = 138,458,078,338.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.