Home / 1,347,688,790.55-2,021,574,368.58-462,361,731.15

Finding the Fourth Proportional to 1,347,688,790.55, 2,021,574,368.58 and 462,361,731.15

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Solution

The fourth proportional to 1,347,688,790.55, 2,021,574,368.58 and 462,361,731.15 is: 693,556,725.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,688,790.55 : 2,021,574,368.58 = 462,361,731.15 : x
  2. Step 2: Convert to fraction form
    1,347,688,790.55/2,021,574,368.58 = 462,361,731.15/x
  3. Step 3: Cross multiply
    1,347,688,790.55x = 2,021,574,368.58 × 462,361,731.15
  4. Step 4: Simplify right side
    1,347,688,790.55x = 934,698,624,705,116,928
  5. Step 5: Solve for x
    x = 934,698,624,705,116,928/1,347,688,790.55
  6. Step 6: Final answer
    x = 693,556,725.60

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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.