Home / 544,473,698,398.40-751,439,590,865.40-309,886,022,946.51

Finding the Fourth Proportional to 544,473,698,398.40, 751,439,590,865.40 and 309,886,022,946.51

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Solution

The fourth proportional to 544,473,698,398.40, 751,439,590,865.40 and 309,886,022,946.51 is: 427,680,211,152.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,473,698,398.40 : 751,439,590,865.40 = 309,886,022,946.51 : x
  2. Step 2: Convert to fraction form
    544,473,698,398.40/751,439,590,865.40 = 309,886,022,946.51/x
  3. Step 3: Cross multiply
    544,473,698,398.40x = 751,439,590,865.40 × 309,886,022,946.51
  4. Step 4: Simplify right side
    544,473,698,398.40x = 232,860,626,297,831,448,117,248
  5. Step 5: Solve for x
    x = 232,860,626,297,831,448,117,248/544,473,698,398.40
  6. Step 6: Final answer
    x = 427,680,211,152.17

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Double scale
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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.