Home / 353,722,014,387.04-530,043,116,484.08-210,018,060,417.76

Finding the Fourth Proportional to 353,722,014,387.04, 530,043,116,484.08 and 210,018,060,417.76

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Solution

The fourth proportional to 353,722,014,387.04, 530,043,116,484.08 and 210,018,060,417.76 is: 314,706,528,669.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,722,014,387.04 : 530,043,116,484.08 = 210,018,060,417.76 : x
  2. Step 2: Convert to fraction form
    353,722,014,387.04/530,043,116,484.08 = 210,018,060,417.76/x
  3. Step 3: Cross multiply
    353,722,014,387.04x = 530,043,116,484.08 × 210,018,060,417.76
  4. Step 4: Simplify right side
    353,722,014,387.04x = 111,318,627,261,771,331,665,920
  5. Step 5: Solve for x
    x = 111,318,627,261,771,331,665,920/353,722,014,387.04
  6. Step 6: Final answer
    x = 314,706,528,669.62

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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.