Home / 1,139,663,830,571.90-1,709,550,722,095.70-374,735,045,640.92

Finding the Fourth Proportional to 1,139,663,830,571.90, 1,709,550,722,095.70 and 374,735,045,640.92

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Solution

The fourth proportional to 1,139,663,830,571.90, 1,709,550,722,095.70 and 374,735,045,640.92 is: 562,120,645,303.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,139,663,830,571.90 : 1,709,550,722,095.70 = 374,735,045,640.92 : x
  2. Step 2: Convert to fraction form
    1,139,663,830,571.90/1,709,550,722,095.70 = 374,735,045,640.92/x
  3. Step 3: Cross multiply
    1,139,663,830,571.90x = 1,709,550,722,095.70 × 374,735,045,640.92
  4. Step 4: Simplify right side
    1,139,663,830,571.90x = 640,628,567,869,999,900,786,688
  5. Step 5: Solve for x
    x = 640,628,567,869,999,900,786,688/1,139,663,830,571.90
  6. Step 6: Final answer
    x = 562,120,645,303.38

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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.