Home / 217,831,477.56-300,598,669.02-118,710,096.69

Finding the Fourth Proportional to 217,831,477.56, 300,598,669.02 and 118,710,096.69

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Solution

The fourth proportional to 217,831,477.56, 300,598,669.02 and 118,710,096.69 is: 163,815,154.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,831,477.56 : 300,598,669.02 = 118,710,096.69 : x
  2. Step 2: Convert to fraction form
    217,831,477.56/300,598,669.02 = 118,710,096.69/x
  3. Step 3: Cross multiply
    217,831,477.56x = 300,598,669.02 × 118,710,096.69
  4. Step 4: Simplify right side
    217,831,477.56x = 35,684,097,064,249,504
  5. Step 5: Solve for x
    x = 35,684,097,064,249,504/217,831,477.56
  6. Step 6: Final answer
    x = 163,815,154.10

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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.