Home / 127,623,346,465.60-191,435,019,698.40-105,880,074,529.60

Finding the Fourth Proportional to 127,623,346,465.60, 191,435,019,698.40 and 105,880,074,529.60

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Solution

The fourth proportional to 127,623,346,465.60, 191,435,019,698.40 and 105,880,074,529.60 is: 158,820,111,794.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,623,346,465.60 : 191,435,019,698.40 = 105,880,074,529.60 : x
  2. Step 2: Convert to fraction form
    127,623,346,465.60/191,435,019,698.40 = 105,880,074,529.60/x
  3. Step 3: Cross multiply
    127,623,346,465.60x = 191,435,019,698.40 × 105,880,074,529.60
  4. Step 4: Simplify right side
    127,623,346,465.60x = 20,269,154,153,242,038,370,304
  5. Step 5: Solve for x
    x = 20,269,154,153,242,038,370,304/127,623,346,465.60
  6. Step 6: Final answer
    x = 158,820,111,794.40

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1.5x scale

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.