Home / 616,136,426,239.04-849,955,343,655.84-402,405,424,608.32

Finding the Fourth Proportional to 616,136,426,239.04, 849,955,343,655.84 and 402,405,424,608.32

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Solution

The fourth proportional to 616,136,426,239.04, 849,955,343,655.84 and 402,405,424,608.32 is: 555,115,111,517.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,136,426,239.04 : 849,955,343,655.84 = 402,405,424,608.32 : x
  2. Step 2: Convert to fraction form
    616,136,426,239.04/849,955,343,655.84 = 402,405,424,608.32/x
  3. Step 3: Cross multiply
    616,136,426,239.04x = 849,955,343,655.84 × 402,405,424,608.32
  4. Step 4: Simplify right side
    616,136,426,239.04x = 342,026,640,961,938,823,053,312
  5. Step 5: Solve for x
    x = 342,026,640,961,938,823,053,312/616,136,426,239.04
  6. Step 6: Final answer
    x = 555,115,111,517.92

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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.