Home / 785,156,056.02-1,083,501,300.36-427,927,050.18

Finding the Fourth Proportional to 785,156,056.02, 1,083,501,300.36 and 427,927,050.18

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Solution

The fourth proportional to 785,156,056.02, 1,083,501,300.36 and 427,927,050.18 is: 590,531,667.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,156,056.02 : 1,083,501,300.36 = 427,927,050.18 : x
  2. Step 2: Convert to fraction form
    785,156,056.02/1,083,501,300.36 = 427,927,050.18/x
  3. Step 3: Cross multiply
    785,156,056.02x = 1,083,501,300.36 × 427,927,050.18
  4. Step 4: Simplify right side
    785,156,056.02x = 463,659,515,329,248,960
  5. Step 5: Solve for x
    x = 463,659,515,329,248,960/785,156,056.02
  6. Step 6: Final answer
    x = 590,531,667.91

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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.