Home / 3,159,736,698,988.40-4,360,362,477,142.80-1,859,178,104,887.20

Finding the Fourth Proportional to 3,159,736,698,988.40, 4,360,362,477,142.80 and 1,859,178,104,887.20

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Solution

The fourth proportional to 3,159,736,698,988.40, 4,360,362,477,142.80 and 1,859,178,104,887.20 is: 2,565,622,144,867.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159,736,698,988.40 : 4,360,362,477,142.80 = 1,859,178,104,887.20 : x
  2. Step 2: Convert to fraction form
    3,159,736,698,988.40/4,360,362,477,142.80 = 1,859,178,104,887.20/x
  3. Step 3: Cross multiply
    3,159,736,698,988.40x = 4,360,362,477,142.80 × 1,859,178,104,887.20
  4. Step 4: Simplify right side
    3,159,736,698,988.40x = 8,106,690,446,875,607,674,388,480
  5. Step 5: Solve for x
    x = 8,106,690,446,875,607,674,388,480/3,159,736,698,988.40
  6. Step 6: Final answer
    x = 2,565,622,144,867.64

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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.