Home / 30,989,821,368.30-46,484,732,052.45-10,030,372,913.40

Finding the Fourth Proportional to 30,989,821,368.30, 46,484,732,052.45 and 10,030,372,913.40

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Solution

The fourth proportional to 30,989,821,368.30, 46,484,732,052.45 and 10,030,372,913.40 is: 15,045,559,370.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,989,821,368.30 : 46,484,732,052.45 = 10,030,372,913.40 : x
  2. Step 2: Convert to fraction form
    30,989,821,368.30/46,484,732,052.45 = 10,030,372,913.40/x
  3. Step 3: Cross multiply
    30,989,821,368.30x = 46,484,732,052.45 × 10,030,372,913.40
  4. Step 4: Simplify right side
    30,989,821,368.30x = 466,259,197,265,551,228,928
  5. Step 5: Solve for x
    x = 466,259,197,265,551,228,928/30,989,821,368.30
  6. Step 6: Final answer
    x = 15,045,559,370.10

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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.