Finding the Fourth Proportional to 133,712,364.09, 184,495,430.67 and 77,196,130.65
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Solution
The fourth proportional to 133,712,364.09, 184,495,430.67 and 77,196,130.65 is: 106,514,707.65
Step by Step Solution
- Step 1: Write the proportion equation
133,712,364.09 : 184,495,430.67 = 77,196,130.65 : x - Step 2: Convert to fraction form
133,712,364.09/184,495,430.67 = 77,196,130.65/x - Step 3: Cross multiply
133,712,364.09x = 184,495,430.67 × 77,196,130.65 - Step 4: Simplify right side
133,712,364.09x = 14,242,333,369,482,116 - Step 5: Solve for x
x = 14,242,333,369,482,116/133,712,364.09 - Step 6: Final answer
x = 106,514,707.65
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.