Home / 186,461,014,170.87-257,319,550,804.10-109,354,466,802.51

Finding the Fourth Proportional to 186,461,014,170.87, 257,319,550,804.10 and 109,354,466,802.51

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Solution

The fourth proportional to 186,461,014,170.87, 257,319,550,804.10 and 109,354,466,802.51 is: 150,911,129,606.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,461,014,170.87 : 257,319,550,804.10 = 109,354,466,802.51 : x
  2. Step 2: Convert to fraction form
    186,461,014,170.87/257,319,550,804.10 = 109,354,466,802.51/x
  3. Step 3: Cross multiply
    186,461,014,170.87x = 257,319,550,804.10 × 109,354,466,802.51
  4. Step 4: Simplify right side
    186,461,014,170.87x = 28,139,042,276,043,737,006,080
  5. Step 5: Solve for x
    x = 28,139,042,276,043,737,006,080/186,461,014,170.87
  6. Step 6: Final answer
    x = 150,911,129,606.20

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1.5x scale

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.