Home / 909,692,450,241.95-1,364,622,559,695.90-297,075,221,055.20

Finding the Fourth Proportional to 909,692,450,241.95, 1,364,622,559,695.90 and 297,075,221,055.20

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Solution

The fourth proportional to 909,692,450,241.95, 1,364,622,559,695.90 and 297,075,221,055.20 is: 445,640,225,408.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,692,450,241.95 : 1,364,622,559,695.90 = 297,075,221,055.20 : x
  2. Step 2: Convert to fraction form
    909,692,450,241.95/1,364,622,559,695.90 = 297,075,221,055.20/x
  3. Step 3: Cross multiply
    909,692,450,241.95x = 1,364,622,559,695.90 × 297,075,221,055.20
  4. Step 4: Simplify right side
    909,692,450,241.95x = 405,395,548,578,572,371,230,720
  5. Step 5: Solve for x
    x = 405,395,548,578,572,371,230,720/909,692,450,241.95
  6. Step 6: Final answer
    x = 445,640,225,408.87

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Double scale
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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.