Home / 30,233,235,087.60-45,349,852,631.40-28,029,242,972.40

Finding the Fourth Proportional to 30,233,235,087.60, 45,349,852,631.40 and 28,029,242,972.40

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Solution

The fourth proportional to 30,233,235,087.60, 45,349,852,631.40 and 28,029,242,972.40 is: 42,043,864,458.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,233,235,087.60 : 45,349,852,631.40 = 28,029,242,972.40 : x
  2. Step 2: Convert to fraction form
    30,233,235,087.60/45,349,852,631.40 = 28,029,242,972.40/x
  3. Step 3: Cross multiply
    30,233,235,087.60x = 45,349,852,631.40 × 28,029,242,972.40
  4. Step 4: Simplify right side
    30,233,235,087.60x = 1,271,122,038,168,044,175,360
  5. Step 5: Solve for x
    x = 1,271,122,038,168,044,175,360/30,233,235,087.60
  6. Step 6: Final answer
    x = 42,043,864,458.60

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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.