Home / 385,393,545-549,392,496.75

Finding the Third Proportional to 385,393,545 and 549,392,496.75

Calculator

Solution

The third proportional to 385,393,545 and 549,392,496.75 is: 783,178,959.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,393,545 : 549,392,496.75 = 549,392,496.75 : x
  2. Step 2: Convert to fraction form
    385,393,545/549,392,496.75 = 549,392,496.75/x
  3. Step 3: Cross multiply
    385,393,545x = 549,392,496.75 × 549,392,496.75
  4. Step 4: Simplify right side
    385,393,545x = 301,832,115,485,198,784
  5. Step 5: Solve for x
    x = 301,832,115,485,198,784/385,393,545
  6. Step 6: Final answer
    x = 783,178,959.28

Related Problems

Find third proportional to 192,696,772.50 and 274,696,248.38
Half scale
Find third proportional to 770,787,090 and 1,098,784,993.50
Double scale
Find third proportional to 385,393,547 and 549,392,500
Similar ratio
Find third proportional to 578,090,317.50 and 824,088,745.13
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.