Home / 243,441,564,362.68-335,809,782,206.55-151,831,068,091.51

Finding the Fourth Proportional to 243,441,564,362.68, 335,809,782,206.55 and 151,831,068,091.51

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Solution

The fourth proportional to 243,441,564,362.68, 335,809,782,206.55 and 151,831,068,091.51 is: 209,439,822,001.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,441,564,362.68 : 335,809,782,206.55 = 151,831,068,091.51 : x
  2. Step 2: Convert to fraction form
    243,441,564,362.68/335,809,782,206.55 = 151,831,068,091.51/x
  3. Step 3: Cross multiply
    243,441,564,362.68x = 335,809,782,206.55 × 151,831,068,091.51
  4. Step 4: Simplify right side
    243,441,564,362.68x = 50,986,357,907,997,841,162,240
  5. Step 5: Solve for x
    x = 50,986,357,907,997,841,162,240/243,441,564,362.68
  6. Step 6: Final answer
    x = 209,439,822,001.96

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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.