Home / 278,318,040-549,610,890

Finding the Third Proportional to 278,318,040 and 549,610,890

Calculator

Solution

The third proportional to 278,318,040 and 549,610,890 is: 1,085,348,726.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,318,040 : 549,610,890 = 549,610,890 : x
  2. Step 2: Convert to fraction form
    278,318,040/549,610,890 = 549,610,890/x
  3. Step 3: Cross multiply
    278,318,040x = 549,610,890 × 549,610,890
  4. Step 4: Simplify right side
    278,318,040x = 302,072,130,406,592,128
  5. Step 5: Solve for x
    x = 302,072,130,406,592,128/278,318,040
  6. Step 6: Final answer
    x = 1,085,348,726.97

Related Problems

Find third proportional to 139,159,020 and 274,805,445
Half scale
Find third proportional to 556,636,080 and 1,099,221,780
Double scale
Find third proportional to 278,318,042 and 549,610,894
Similar ratio
Find third proportional to 417,477,060 and 824,416,335
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.97) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.