Home / 474,525,973.02-711,286,737.93-215,922,795.60

Finding the Fourth Proportional to 474,525,973.02, 711,286,737.93 and 215,922,795.60

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Solution

The fourth proportional to 474,525,973.02, 711,286,737.93 and 215,922,795.60 is: 323,655,668.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,525,973.02 : 711,286,737.93 = 215,922,795.60 : x
  2. Step 2: Convert to fraction form
    474,525,973.02/711,286,737.93 = 215,922,795.60/x
  3. Step 3: Cross multiply
    474,525,973.02x = 711,286,737.93 × 215,922,795.60
  4. Step 4: Simplify right side
    474,525,973.02x = 153,583,020,927,050,144
  5. Step 5: Solve for x
    x = 153,583,020,927,050,144/474,525,973.02
  6. Step 6: Final answer
    x = 323,655,668.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.