Home / 1,323,941,999,213-1,985,913,025,094.20-317,786,775,645.40

Finding the Fourth Proportional to 1,323,941,999,213, 1,985,913,025,094.20 and 317,786,775,645.40

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Solution

The fourth proportional to 1,323,941,999,213, 1,985,913,025,094.20 and 317,786,775,645.40 is: 476,680,169,774.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,941,999,213 : 1,985,913,025,094.20 = 317,786,775,645.40 : x
  2. Step 2: Convert to fraction form
    1,323,941,999,213/1,985,913,025,094.20 = 317,786,775,645.40/x
  3. Step 3: Cross multiply
    1,323,941,999,213x = 1,985,913,025,094.20 × 317,786,775,645.40
  4. Step 4: Simplify right side
    1,323,941,999,213x = 631,096,896,956,888,235,638,784
  5. Step 5: Solve for x
    x = 631,096,896,956,888,235,638,784/1,323,941,999,213
  6. Step 6: Final answer
    x = 476,680,169,774.84

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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.