Home / 2,657,208,048.60-3,985,812,072.90-909,830,040.60

Finding the Fourth Proportional to 2,657,208,048.60, 3,985,812,072.90 and 909,830,040.60

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Solution

The fourth proportional to 2,657,208,048.60, 3,985,812,072.90 and 909,830,040.60 is: 1,364,745,060.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,657,208,048.60 : 3,985,812,072.90 = 909,830,040.60 : x
  2. Step 2: Convert to fraction form
    2,657,208,048.60/3,985,812,072.90 = 909,830,040.60/x
  3. Step 3: Cross multiply
    2,657,208,048.60x = 3,985,812,072.90 × 909,830,040.60
  4. Step 4: Simplify right side
    2,657,208,048.60x = 3,626,411,560,110,577,152
  5. Step 5: Solve for x
    x = 3,626,411,560,110,577,152/2,657,208,048.60
  6. Step 6: Final answer
    x = 1,364,745,060.90

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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.