Home / 1,860,391,893,995.90-2,567,818,492,661.20-1,211,686,991,827.60

Finding the Fourth Proportional to 1,860,391,893,995.90, 2,567,818,492,661.20 and 1,211,686,991,827.60

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Solution

The fourth proportional to 1,860,391,893,995.90, 2,567,818,492,661.20 and 1,211,686,991,827.60 is: 1,672,439,164,550.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,860,391,893,995.90 : 2,567,818,492,661.20 = 1,211,686,991,827.60 : x
  2. Step 2: Convert to fraction form
    1,860,391,893,995.90/2,567,818,492,661.20 = 1,211,686,991,827.60/x
  3. Step 3: Cross multiply
    1,860,391,893,995.90x = 2,567,818,492,661.20 × 1,211,686,991,827.60
  4. Step 4: Simplify right side
    1,860,391,893,995.90x = 3,111,392,264,931,932,066,807,808
  5. Step 5: Solve for x
    x = 3,111,392,264,931,932,066,807,808/1,860,391,893,995.90
  6. Step 6: Final answer
    x = 1,672,439,164,550.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.