Home / 692,064,800.40-1,038,097,200.60-611,443,232.40

Finding the Fourth Proportional to 692,064,800.40, 1,038,097,200.60 and 611,443,232.40

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Solution

The fourth proportional to 692,064,800.40, 1,038,097,200.60 and 611,443,232.40 is: 917,164,848.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,064,800.40 : 1,038,097,200.60 = 611,443,232.40 : x
  2. Step 2: Convert to fraction form
    692,064,800.40/1,038,097,200.60 = 611,443,232.40/x
  3. Step 3: Cross multiply
    692,064,800.40x = 1,038,097,200.60 × 611,443,232.40
  4. Step 4: Simplify right side
    692,064,800.40x = 634,737,507,880,255,232
  5. Step 5: Solve for x
    x = 634,737,507,880,255,232/692,064,800.40
  6. Step 6: Final answer
    x = 917,164,848.60

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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.