Home / 402,783,292-867,543,430

Finding the Third Proportional to 402,783,292 and 867,543,430

Calculator

Solution

The third proportional to 402,783,292 and 867,543,430 is: 1,868,577,018.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,783,292 : 867,543,430 = 867,543,430 : x
  2. Step 2: Convert to fraction form
    402,783,292/867,543,430 = 867,543,430/x
  3. Step 3: Cross multiply
    402,783,292x = 867,543,430 × 867,543,430
  4. Step 4: Simplify right side
    402,783,292x = 752,631,602,936,164,864
  5. Step 5: Solve for x
    x = 752,631,602,936,164,864/402,783,292
  6. Step 6: Final answer
    x = 1,868,577,018.67

Related Problems

Find third proportional to 201,391,646 and 433,771,715
Half scale
Find third proportional to 805,566,584 and 1,735,086,860
Double scale
Find third proportional to 402,783,294 and 867,543,434
Similar ratio
Find third proportional to 604,174,938 and 1,301,315,145
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.