Home / 1,207,779,650,571-1,666,771,283,516.40-659,106,310,042.15

Finding the Fourth Proportional to 1,207,779,650,571, 1,666,771,283,516.40 and 659,106,310,042.15

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Solution

The fourth proportional to 1,207,779,650,571, 1,666,771,283,516.40 and 659,106,310,042.15 is: 909,586,007,549.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,779,650,571 : 1,666,771,283,516.40 = 659,106,310,042.15 : x
  2. Step 2: Convert to fraction form
    1,207,779,650,571/1,666,771,283,516.40 = 659,106,310,042.15/x
  3. Step 3: Cross multiply
    1,207,779,650,571x = 1,666,771,283,516.40 × 659,106,310,042.15
  4. Step 4: Simplify right side
    1,207,779,650,571x = 1,098,579,470,362,712,574,263,296
  5. Step 5: Solve for x
    x = 1,098,579,470,362,712,574,263,296/1,207,779,650,571
  6. Step 6: Final answer
    x = 909,586,007,549.75

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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.